All statements about vaccine

119 statements about vaccine in 49 videos, by upload date.

Back to vaccine.

2014

2014-07-15 · Exciting Announcements and Mosquito-Borne Illnesses — John says some of his anxiety centers on physical health; when giving him vaccines for the trip, his doctor told him to read the CDC pages on the places he'll visit, which was a terrible idea. (playful) — 00:01:06
2014-09-09 · Bill Gates and John Green Discuss Global Health — Bill Gates: Gates says getting every vaccine to every child is really hard: vaccines must be kept cold, and most poor children live in rural areas with poor roads and few trained workers. — 00:00:37
2014-09-09 · Bill Gates and John Green Discuss Global Health — Bill Gates: Gates says vaccination rates are still under 30% in pastoral regions where people move around, about 75% in the rest of Ethiopia, with a plan to reach 90%. — 00:00:53
2014-09-09 · Bill Gates and John Green Discuss Global Health — Bill Gates: Asked how we know care drove the drop, Gates says poor countries' statistics are poor except child deaths; deaths were very high, and vaccines against a few infectious diseases cut them a lot. — 00:01:18

2015

2015-01-27 · Will Life Get Better for the Poor? — John says hundreds of millions of people have left absolute poverty in the last 25 years, child mortality has been cut by half, and more kids than ever are vaccinated. — 00:00:16
2015-01-27 · Will Life Get Better for the Poor? — John says in the rich world fewer than 1% of kids die before age 5, almost no one gets malaria, few lack vaccines for want of refrigeration, and serious child malnutrition is extremely uncommon. — 00:00:28
2015-01-27 · Will Life Get Better for the Poor? — John says in the other world 1.5 million kids die yearly of vaccine-preventable diseases, there are about 200 million malaria cases a year, and over 25% of kids are stunted by malnutrition. — 00:00:44
2015-02-03 (said on 2015-01-30, implied) · Beards, Birds, and the Paper Towns Release Date: Question Tuesday! — John says not all children should be vaccinated: immunosuppressed kids, e.g. with leukemia, and infants can't get some vaccines, which is precisely why everyone else should get vaccinated. — 00:02:39
2015-09-22 · Is Poverty Necessary? Looking back at the Millennium Development Goals — John: The 66% child-mortality target will be missed, but global child mortality has more than halved since 1990; for example, measles vaccinations prevented about 15 million child deaths. — 00:02:02
2015-11-27 (said on 2015-11-26, implied) · Never Satisfied: The Story of Humans ¦-/ — Hank says antibiotics and vaccines have saved billions of lives, yet people treat them as merely nice rather than being emotionally moved by no longer dying as humans used to. — 00:01:04

2017

2017-02-07 (said on 2017-02-02, implied) · Good News, YA Books, and Bears: It's Question Tuesday — John: Advanced trials of an Ebola vaccine showed a 100% effectiveness rate. — 00:00:21
2017-02-14 · Human Life Is Getting Better. Faster Than Ever Before. — John says that in 1998 more than 10 million children under 5 died and over half of kids in low-income countries were not vaccinated. — 00:00:22
2017-02-14 · Human Life Is Getting Better. Faster Than Ever Before. — John says that today 80% of kids in low-income countries are vaccinated, fewer than 10% of people live in absolute poverty, and fewer than 6 million children will die this year (2017). — 00:00:36
2017-02-14 · Human Life Is Getting Better. Faster Than Ever Before. — John says saving children is often inexpensive: many vaccines cost less than a dollar, and vaccination is the number one reason child mortality has declined. — 00:02:15
2017-02-14 · Human Life Is Getting Better. Faster Than Ever Before. — John says we must keep closing the vaccination gap between rich and poor countries, improve infant health care and improve nutrition beyond preventing starvation. — 00:02:32
2017-08-22 · The Causes of Cholera — John says that when he thinks of advances in medicine he thinks of medicines and medical devices, but he should be thinking of something else too. — 00:00:00
2017-08-22 · The Causes of Cholera — John says cholera is gone for most of the world not because of antibiotics or vaccines (a vaccine gives up to six months of protection) but because of sewers and water purification. — 00:00:58
2017-09-19 · Why Cities? — John: While much has been lost, John is grateful to live in a world with telescopes, vaccines, YouTube and books. — 00:03:35
2017-11-21 · Two Love Stories — ask: John says we are surrounded by injustice and microbes and must never become complacent, which is his way of saying get your flu shot. (playful) — 00:02:37

2018

2018-02-13 · What Can't a Billion Dollars Buy? — Bill Gates says two things magnify impact: inventing a new tool (a magic seed or vaccine) and a delivery system, such as good primary health care or educating farmers. — 00:02:28
2018-02-13 · What Can't a Billion Dollars Buy? — John says this is why the Gates Foundation invests in better toilets and new vaccines, but also in primary health care systems. — 00:03:04
2018-08-21 · SYSTEMS!!!! — John: A few weeks ago John needed a tetanus shot after, trying to harvest green beans, he accidentally "harvested part of his abdomen". (playful) — 00:00:03
2018-08-21 · SYSTEMS!!!! — John: With weaker systems, the same tetanus shot means bad roads, an understaffed clinic, and perhaps an ineffective vaccine left unrefrigerated for lack of electricity. (hypothetical, hedged) — 00:02:41
2018-10-30 · Watch My Dumb Dancing — ask: Hank got a flu shot at the same visit; flu shots are good for you and viewers should get theirs; the needle is tiny now. — 00:02:50
2018-11-02 · Let Us Now Praise the Panda Person — John says such exploration found the counterintuitive fact that injecting a weakened form of a virus protects against that virus. — 00:01:27

2019

2019-04-16 · Doing Somethings — John says the same holds for getting a flu shot, engaging in philanthropy or planting seeds in his garden: doing nothing feels like the default, not a choice. — 00:00:58
2019-04-16 · Doing Somethings — John says the flu shot is safe. — 00:01:27

2020

2020-04-10 · Things I'm Finding Encouraging — Hank: The first episode interviews a man who this week (week of 6 April 2020) got his first injection of an experimental COVID-19 vaccine, one of 45 people in that trial, and surprisingly chill about it. — 00:03:40
2020-11-10 · On Immunity, Inoculation, and Individuals — John says the book achieves something remarkable: a page-turny history of vaccines, disease and our fears about them that is not centered on individuals. — 00:00:29
2020-11-10 · On Immunity, Inoculation, and Individuals — John notes variolation differs importantly from true vaccination, but several people independent of Jenner were doing very similar smallpox vaccination work at the time. — 00:02:26
2020-11-10 · On Immunity, Inoculation, and Individuals — John says Jenner's work did not end smallpox: by the end of the 19th century vaccination was safe and effective, yet in the 20th century smallpox killed over 300 million people, mostly in places impoverished by colonialism. — 00:02:55
2020-11-10 · On Immunity, Inoculation, and Individuals — John hopes a new vaccine is coming and says that, if it is, we should build not a statue of one person but monuments to the open cooperation of thousands that achieves shared immunity. — 00:03:24
2020-11-13 · How We Teach: Individualist Stories — Hank's example: of the smallpox vaccine you should know that smallpox was very bad but we cured it, that a vaccine like today's attenuated-pathogen vaccines did it, and that someone figured it out; the first two are facts, the third just a story. — 00:00:44
2020-11-20 · Would I Take a COVID Vaccine? — Hank says yes, he would take a COVID vaccine. — 00:00:00
2020-11-20 · Would I Take a COVID Vaccine? — Hank: Pfizer, Moderna, AstraZeneca and others have had really promising results in their phase three COVID vaccine trials. — 00:00:00
2020-11-20 · Would I Take a COVID Vaccine? — The description says that with vaccines to be distributed within 30 days (by 20 December 2020), staying home and wearing masks is even more valuable: we are now buying time for a visible goal. — video description
2020-11-20 · Would I Take a COVID Vaccine? — Hank: It looks like we are getting lucky: infection confers some lasting immunity, and vaccines exposing the immune system to non-infectious bits of the virus do too. (hedged) — 00:00:29
2020-11-20 · Would I Take a COVID Vaccine? — Hank: It is unknown whether or how much the vaccine prevents spreading the disease; it probably does substantially, since vaccinated people test negative. (hedged) — 00:01:01
2020-11-20 · Would I Take a COVID Vaccine? — Hank: It is unknown how long the vaccines last, and that won't be known for a pretty long time. — 00:01:01
2020-11-20 · Would I Take a COVID Vaccine? — announcement: Hank will line up immediately to get the vaccine whenever he is allowed. — 00:01:01
2020-11-20 · Would I Take a COVID Vaccine? — Hank: Politicians don't develop vaccines, and the rules for testing vaccine safety did not change at all in the last year: scientists deliberately changed nothing. — 00:01:30
2020-11-20 · Would I Take a COVID Vaccine? — Hank wants the vaccine because he knows it will be safe, and certainly much safer than getting COVID. — 00:01:59
2020-11-20 · Would I Take a COVID Vaccine? — Hank: It is understandable to be wary of new and important things like a vaccine for a deadly pandemic. — 00:03:27
2020-11-24 · personal risk · societal risk — John: Safe and effective COVID vaccines are coming. — 00:03:24

2021

2021-01-12 · My 2021 Vision Board — John wants to get the vaccine into his arm. — 00:00:29
2021-02-02 · I Predicted the Pandemic (over and over and over again) — John: We must invest in vaccine development: per the letter, this pandemic would have been much worse in 2010, given a decade of vaccine progress that now needs accelerating. — 00:01:56
2021-03-05 · How Much Hope is OK? — Hank says February was a little rough but also good: a lot of people, including many he loves, started getting vaccines. — 00:00:00
2021-03-05 · How Much Hope is OK? — The description calls developing vaccines and getting them into people, though imperfect, a marvel of humanity that Hank deeply believes we need to celebrate. — video description
2021-03-05 · How Much Hope is OK? — Hank says mRNA therapies are proving potentially useful beyond this vaccine, for many things that will improve human health and life. (hedged) — 00:00:35
2021-03-19 · How Will Post Pandemic Behavior Change? — Hank has just gotten his first vaccine shot, is feeling good, and wonders what pandemic behaviors to keep. — 00:00:00
2021-03-26 · Why I'm Worried about 2021 — Hank says that sometime in the next month 25% of people in the US will be fully vaccinated, many of them the most at-risk. — 00:00:29
2021-03-26 · Why I'm Worried about 2021 — Hank: Vaccines and behavior changes share two goals: keep the individual from getting (very) sick and, more importantly, slow spread through fewer people shedding the virus, the real goal of public health advice. — 00:00:58
2021-03-26 · Why I'm Worried about 2021 — Hank: COVID isn't going away, maybe ever, but Hank says it will be much less of a problem where lots of people get vaccinated. (hedged) — 00:01:27
2021-03-26 · Why I'm Worried about 2021 — Hank: People will understand risk, citizenship and societal impact differently, and behavior change will matter less as vaccines matter more, as long as nothing goes terribly wrong. (hedged) — 00:02:26
2021-03-26 · Why I'm Worried about 2021 — announcement: Hank's advice and plan is to keep taking precautions: he will keep wearing a mask at the grocery store once fully vaccinated, since he could still spread the disease. — 00:02:26
2021-04-06 · How Do You Do, Fellow Kids? — John: Many viewers cannot yet access vaccines; John is sorry, and says supply and distribution must increase dramatically. — 00:00:58
2021-04-06 · How Do You Do, Fellow Kids? — John: The COVID vaccines approved in the US and much of the world are safe and effective; over 100 million people have received them, and they dramatically reduce personal and societal risk. — 00:01:27
2021-04-06 · How Do You Do, Fellow Kids? — John: If everyone were fully vaccinated tomorrow, COVID-19 would be at most a minor problem for humans. — 00:01:56
2021-04-06 · How Do You Do, Fellow Kids? — John: Getting vaccinated is something you do for yourself and for your community, so your vaccination matters to John and his to you. — 00:02:55
2021-04-06 · How Do You Do, Fellow Kids? — John: On his vision board John is thankful for safe and effective vaccines and hopeful for shared immunity soon. (hedged) — 00:03:49
2021-04-13 · My Truly Mortifying Self-Talk — John goes to 'manifest' his second vaccine shot; Sarah drives because he is too nervous. — 00:00:00
2021-04-13 · My Truly Mortifying Self-Talk — John: Pausing the story for the shot, John reports they are now double vaccinated. — 00:00:29
2021-04-13 · My Truly Mortifying Self-Talk — ask: John: The moral of the story: get vaccinated as soon as you can. — 00:02:59
2021-04-23 · Young People and the COVID Vaccine — Hank: In the US everyone over 16 can now get a COVID vaccine; over 200 million doses have been given and around 40% of people have had at least one dose. — 00:00:00
2021-04-23 · Young People and the COVID Vaccine — Hank felt pretty crummy the day after his second dose. — 00:00:40
2021-04-23 · Young People and the COVID Vaccine — Hank: Even without that, getting COVID means feeling awful and quarantining, so why not cut those odds by 95%. — 00:01:07
2021-04-23 · Young People and the COVID Vaccine — Hank: Immunity from getting COVID is much less effective at preventing future infections than the vaccines, so having had or planning to get COVID is no substitute: you need a vaccine. — 00:02:10
2021-04-23 · Young People and the COVID Vaccine — Hank: Because vaccines are a big deal and a triumph of hard work and ingenuity, people think the decision needs fretting, but it is simple and not a big deal. — 00:02:59
2021-04-23 · Young People and the COVID Vaccine — ask: Hank: As a favor, Hank asks viewers to use the description link, enter their zip code, make a COVID vaccine appointment, put it in their phone, go, and get a free donut. — 00:03:28
2021-05-28 · Aliens — Hank: Things we really don't understand have happened often in human history and are often the first step to discovery: we guess and test, which is how we got COVID vaccines, smartphones and in-depth knowledge of the Big Bang. — 00:01:17
2021-06-11 · My Greatest Tool Against Vaccine Misinformation — Hank, who usually keeps his frustrations off the internet, says he is discouraged by the vaccine misinformation he has seen; people are unvaccinated for multiple reasons. — 00:00:00
2021-06-11 · My Greatest Tool Against Vaccine Misinformation — The description says a question like why vaccines no longer seem to solve everything is a normal question about the world, not one to get mad at. — video description
2021-06-11 · My Greatest Tool Against Vaccine Misinformation — Hank says young people do need to get vaccinated, to slow the disease's spread and leave fewer human bodies in which it can mutate. — 00:00:29
2021-06-11 · My Greatest Tool Against Vaccine Misinformation — Hank says the vaccine is effective: counties with lower vaccination rates have higher hospitalization rates, and COVID rates in nursing homes plummeted after the first round. — 00:00:29
2021-06-11 · My Greatest Tool Against Vaccine Misinformation — Hank is thankful to the many thousands who worked harder than ever for 15 months to ready the vaccines, built testing, administered shots and cared for the sick. — 00:02:43
2021-08-06 · Remembering What's Special — Hank: Few Nerdfighters disagree with Hank about vaccines; he jokes that Nerdfighteria is the most vaccinated state in America. (playful) — 00:00:29
2021-10-13 · The Web of Care — Hank: A young, vaccinated friend of Hank's got COVID; she will be fine but feels awful and frustrated that two years of being careful were for nothing. — 00:00:54
2021-10-13 · The Web of Care — Hank says his friend probably would have caught COVID as often without precautions, though she is vaccinated so it will be milder, and she might otherwise have caught it more than once. (hedged) — 00:01:38

2022

2022-07-08 · Sad COVID Boy Hank Green Eats Foods He Hates but Can't Taste — In a comment Hank says fully vaccinated people have demonstrably far milder COVID and vaccines cut the chance of death many times; new variants infect vaccinated people but their disease is far less serious. — creator comment

Also named in: After 15 Years on YouTube, THIS IS THE MOST AMAZING THING

2023

2023-08-08 · TAKE IT UP A NOTCH — John says they have both seen comments blaming Hank's cancer on a vaccination, on working too hard, or on his ulcerative colitis. — 00:01:56

2024

2024-03-12 · How We End TB — In a comment, John says the only current TB vaccine is 102 years old and only prevents severe illness and death in young children; much better vaccines are needed. — creator comment
2024-06-14 · Some Reasons why People Suck — Hank first meant the video to lament that improving solar is easier than getting one simple decision, but now sees that as the most human thing, like making a vaccine versus getting everyone to take it. — 00:06:23
2024-11-22 · Populism, Media Revolutions, and Our Terrible Moment — Hank says the measles vaccine and FDA rules on raw milk are easy to attack but the evidence says they don't deserve cancelling; he worries systems are being cancelled. — 00:25:54
2024-11-22 · Populism, Media Revolutions, and Our Terrible Moment — Hank says some systems are ripe for cancellation for bad reasons, like people's dislike of needles making injections seem bad. — 00:29:24

2025

2025-02-25 · EVERYTHING IS TUBERCULOSIS — In a comment, John says the century-old BCG vaccine prevents severe TB in young children but is not very, possibly not at all, effective in adolescents or adults. (hedged) — creator comment
2025-02-25 · EVERYTHING IS TUBERCULOSIS — In a comment, John says a better TB vaccine is needed and the main reason there is none is lack of investment in illnesses that mostly affect the poor. — creator comment
2025-02-28 · We Will Eradicate Measles — Hank says not everyone can be vaccinated: very ill children are not recommended to get the measles vaccine, yet we still want to protect them. — 00:01:15
2025-02-28 · We Will Eradicate Measles — Hank says the measles vaccine, though very good, protects only about 90% of people after the first dose, so a second dose is needed, nearly twice as complicated. — 00:01:15
2025-02-28 · We Will Eradicate Measles — Roald Dahl (quoted): In the passage Dahl says doctors still could not help a child with that reaction, but parents can insist their child is immunized, which he could not do for Olivia. — 00:04:11
2025-02-28 · We Will Eradicate Measles — Hank says Roald Dahl, author of many of his favorite stories, lost his daughter one year before the measles vaccine was introduced. — 00:04:36
2025-02-28 · We Will Eradicate Measles — Hank says he need not worry about Orin getting measles, since he is a healthy kid who has had both doses. — 00:05:02
2025-02-28 · We Will Eradicate Measles — Hank says children under a year old and children whose illnesses prevent vaccination do have to worry about measles. — 00:05:02
2025-02-28 · We Will Eradicate Measles — Hank says eradication is hard because measles is so infectious that even a very good vaccine needs two doses, and two doses are hard to deliver everywhere on Earth. — 00:05:02
2025-02-28 · We Will Eradicate Measles — Hank says, hating it, that what pushes back hardest against phony vaccine-danger stories is not his angry videos but children falling ill and dying, which makes vaccination rates rise again. — 00:05:31
2025-02-28 · We Will Eradicate Measles — Hank predicts countries will hover around 95% measles vaccination, dipping below into outbreaks and climbing back to 96, until measles is eradicated. — 00:06:08
2025-02-28 · We Will Eradicate Measles — Hank says he is trying to stay calm but feels we are whiny babies who have forgotten how miraculous a world with exoplanets, electric cars and measles vaccines is. — 00:06:56
2025-04-25 · How We Form Opinions — Hank says variolation turned out to be a positive step whose imperfection inspired the path to safe vaccines and the eradication of smallpox. — 00:02:55
2025-04-25 · How We Form Opinions — Hank says vaccines were once outside the ideological divide until scary stories made them a fight; vocal political pro-vaccine advocacy now gets more Democrats but fewer Republicans vaccinated, because it is tribal. — 00:06:02
2025-04-25 · How We Form Opinions — Hank wants open minds about vaccines and electric cars, which have been extremely beneficial to his life, and about whether TikTok is bad and how to handle the coming demographic transition. — 00:07:44
2025-11-04 · The Real Question — John says at the meetings he heard about exciting new tests, a potential vaccine and shorter, easier-to-tolerate treatment regimens, which encouraged him. — 00:01:56

2026

2026-03-17 · Tuberculosis and Hank's Shingles — John says pursuing the shingles vaccine left the TB vaccine much further behind; in the years we might have had one, many millions of people have died. — 00:02:26
2026-03-17 · Tuberculosis and Hank's Shingles — John says the story shows the strange incentives in creating vaccines for poor countries' diseases when they conflict with health problems of wealthy countries, whose governments can spend lots on vaccines. — 00:02:26
2026-03-20 · I'm Sick Because of the Social Structures of Early Hominins — Hank says measles needs no such trick: it infects and moves on, since new unexposed children are always being born, who get measles unless vaccinated. — 00:02:51
2026-03-20 · I'm Sick Because of the Social Structures of Early Hominins — Hank says eradicating VZV would be very hard: it lies dormant for decades, so unless everyone stays vaccinated for its whole life cycle, it will break back out through shingles. — 00:06:16
2026-05-01 · Despair is Not Wisdom — Hank lists what the graph shows: sewage systems, vaccines, antibiotics, maternal care, food security, public health workers, parents, doctors, nurses, scientists, governments, charities and people working hard. — 00:02:39
2026-08-25 · The Great Thing about Infectious Disease — John: Preventing one person's cancer, for example through colonoscopy screening, does not protect the neighbor, but preventing a polio case by vaccination lowers the neighbor's risk too. — 00:00:00
2026-08-25 · The Great Thing about Infectious Disease — John: Today HIV can be prevented with a lenacapavir shot, TB with prophylactic antibiotics and cholera with sewage systems, while mumps, whooping cough, measles and diphtheria are vaccine-preventable. — 00:00:29
2026-08-25 · The Great Thing about Infectious Disease — John is part of the first generation of Americans who never had to fear measles or polio, thanks to vaccines, or death from TB or scarlet fever, thanks to antibiotics. — 00:00:58
2026-08-25 · The Great Thing about Infectious Disease — John: No one alive remembers 1890, and John worries we are collectively starting to forget life before vaccination, antibiotics and clean water. — 00:01:56
2026-08-25 · The Great Thing about Infectious Disease — John: US childhood vaccination rates fell only modestly in the last couple of years, from about 95% to 92%, but even that lets highly infectious diseases prosper. — 00:03:53
2026-08-25 · The Great Thing about Infectious Disease — John says the vaccines used against measles, mumps, rubella and others are safe and effective. — 00:04:23
2026-08-25 · The Great Thing about Infectious Disease — John calls it curious that, five years after a vaccine dramatically cut serious illness and death, people on average trust preventive health less than before COVID. — 00:04:52
2026-08-25 · The Great Thing about Infectious Disease — announcement: John: The 2,000th baby has been born at the Nerdfighteria-supported the Maternal Center of Excellence in Sierra Leone since it opened in February; all will have access to vaccination at Koidu Government Hospital or local clinics. — 00:05:21
2026-08-28 · Why the Deadliest Virus Was the Easiest to Kill — Hank says smallpox's antigens are very stable, so people got it only once and a vaccine could give very long-lasting immunity. — 00:03:53
2026-08-28 · Why the Deadliest Virus Was the Easiest to Kill — Hank says bringing smallpox below one might take vaccinating about 80% of exposed people, while measles needs something like 95%, which is much harder to reach. (hedged) — 00:05:50
2026-08-28 · Why the Deadliest Virus Was the Easiest to Kill — Hank says scientists learned to keep the smallpox vaccine active without cold, which made worldwide delivery much easier; many vaccines still need cold. — 00:08:45
2026-09-08 · The Life Expectancy Lies That Won't Die — John says that by the end of the 19th century there were vaccines for cholera, smallpox, plague and typhoid. — 00:01:27
2026-09-08 · The Life Expectancy Lies That Won't Die — John says human health has improved tremendously thanks to clean water, sewers, vaccines and antibiotics, benefiting young children and pregnant women most, but all humans. — 00:04:52
2026-10-20 · Correcting a Mistake in Everything Is Tuberculosis · 50 x 50 Science — John: Promising TB drugs and vaccines are in development, and people are starting to imagine curing TB within four to six weeks or less, which would be a huge change. — 00:06:19