Health & Medicine
- Health & Medicine
Rogue antibodies may cause some long COVID symptoms
Tissue-targeting antibodies have been a key suspect in long COVID. Now, two studies show that antibodies from patients can cause symptoms in mice.
- Health & Medicine
Bird flu has been invading the brains of mammals. Here’s why
Although H5N1 and its relatives can cause mild disease in some animals, these viruses are more likely to infect brain tissue than other types of flu.
- Health & Medicine
Breastfeeding should take a toll on bones. A brain hormone may protect them
The hormone CCN3 improves bone strength even as breastfeeding saps bones of calcium, a study in mice shows.
- Health & Medicine
How doctors can help demystify birth control amid online confusion
There’s a larger takeaway from some social media content about hormonal birth control side effects: People aren’t getting the information they need.
- Health & Medicine
Bird flu viruses may infect mammary glands more commonly than thought
H5N1 turning up in cow milk was a big hint. The virus circulating in U.S. cows can infect the mammary glands of mice and ferrets, too.
- Health & Medicine
Some people have never gotten COVID-19. An obscure gene may be why
A trial that purposely exposed volunteers to COVID-19 revealed key immunological differences that may explain why some people can dodge SARS-CoV-2.
- Health & Medicine
A bizarre video of eyeballs illustrates our pupils shrink with age
Pupil size can decrease up to 0.4 millimeters per decade, hinting at why it can be increasingly harder for people to see in dim light as they age.
- Humans
Does social status shape height?
A controversial idea drawing on findings from the animal kingdom suggests there’s more to human stature than genetics and nutrition.
- Health & Medicine
Honeybees can “smell” lung cancer
Bees can detect the scent of lung cancer in lab-grown cells and synthetic breath. One day, bees may be used to screen people’s breath for cancer.
- Climate
A heat dome is baking the United States. Here’s why that’s so dangerous
As climate change makes heat waves more frequent and intense, older adults, pregnant people and others are at higher risk for heat-related symptoms.
- Neuroscience
Pain may take different pathways in men and women
Sex differences in the function of nerve cells in mice, monkeys and humans suggest a new way to treat pain conditions.
- Health & Medicine
AI could take medical imaging to the next level
Artificial intelligence in medical imaging is taking off. Experts share what they see as the promise — and potential pitfalls — of AI technology.
