6,278 results
6,278 results for: Virus
- Health & Medicine
After 40 years of AIDS, here’s why we still don’t have an HIV vaccine
The unique life cycle of HIV has posed major challenges for scientists in the search for an effective vaccine.
- Health & Medicine
Why it’s still so hard to find treatments for early COVID-19
Small studies, unexpected side effects and incomplete information about how drugs work can stymie clinical trials for drugs that can treat COVID-19.
- Health & Medicine
What do we mean by ‘COVID-19 changes your brain’?
The events of our lives are reflected in the size, shape and behavior of our constantly changing brains. The effects of COVID-19 changes aren’t clear.
- Health & Medicine
We can do better than what was ‘normal’ before the pandemic
With all that people have endured, it would be a missed opportunity to toss aside what we’ve learned from the COVID-19 pandemic.
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50 years ago, a 6-year-old boy became the first known rabies survivor
In 1971, a doctor thought he’d found a cure for rabies. Fifty years later, we still don’t have one.
- Health & Medicine
In 2021, COVID-19 vaccines were put to the test. Here’s what we learned
Vaccines can’t single-handedly end the pandemic, but they are still essential in the fight against the coronavirus.
- Animals
Dim lighting may raise the risk of a West Nile virus exposure
Dimly lit nights increased risk of West Nile virus exposure in chickens. Artificial light proved a better predictor of risk than population or paving.
- Health & Medicine
Why taking medications during pregnancy is so confusing
It's hard to know what new drugs are safe when medical research excludes pregnant people.
- Health & Medicine
How COVID-19 vaccines were made so quickly without cutting corners
Usually it takes years to get both test results and FDA authorization, but speedy spread of the virus and eager volunteers shrunk the shots’ timeline.
- Health & Medicine
We still don’t know for sure where the coronavirus came from. Here’s why
A year into the pandemic, we know the virus probably came from bats, but how and why it leaped to humans are still unknown.
- Health & Medicine
What experts know so far about the delta variant
The variant, which first emerged in India, is outcompeting other highly transmissible forms of the coronavirus as it spreads around the world.
- Health & Medicine
At a long COVID clinic, here’s how doctors are trying to help one woman who is struggling
As more people experience long-term health problems from COVID-19, long COVID clinics try to help patients manage symptoms, like brain fog and fatigue.
