Health & Medicine
- Health & Medicine
3-D maps of a protein show how it helps organs filter out toxic substances
Images of LRP2 in simulated cell environments reveal the structural changes that let it catch molecules outside a cell and release them inside.
- Health & Medicine
A chemical imbalance doesn’t explain depression. So what does?
The causes of depression are much more complex than the serotonin hypothesis suggests
- Health & Medicine
How fingerprints form was a mystery — until now
A theory proposed by British mathematician Alan Turing in the 1950s helps explain how fingerprint patterns such as arches and whorls arise.
- Health & Medicine
The deadly VEXAS syndrome is more common than doctors thought
The recently discovered inflammatory disease, VEXAS syndrome, typically occurs in men over 50, affecting nearly 1 in 4,000 in the United States.
- Health & Medicine
Procrastination may harm your health. Here’s what you can do
Scientists have tied procrastination to mental and physical health problems. But don't panic if you haven't started your New Year's resolutions yet.
- Health & Medicine
Too much of this bacteria in the nose may worsen allergy symptoms
Hay fever sufferers have an overabundance of Streptococcus salivarius. The mucus-loving bacteria boost inflammation, causing an endlessly runny nose.
- Health & Medicine
Here’s what you need to know about COVID’s XBB.1.5 ‘Kraken’ variant
XBB.1.5, an offshoot of the coronavirus’s omicron variant, can hide from parts of the immune system, but vaccines and some treatments still work.
- Health & Medicine
HDL ‘good’ cholesterol isn’t always good for heart health
High levels of HDL cholesterol don’t appear to protect against heart disease, while harm from low levels may depend on race, a study reports.
- Health & Medicine
Why it’s easier to catch a cold, the flu or COVID in the winter
Low humidity protects viruses and cold temperatures may blunt some immune responses, making viral infections like colds, flu and COVID-19 more likely.
- Health & Medicine
4 key things to know about lung infections caused by fungi
News that three kinds of fungi are more widespread than previously thought prompted reader questions about risk, symptoms and more. We answer them.
- Genetics
50 years ago, scientists sequenced a gene for the first time
Within five decades, scientists went from sequencing a single gene to sequencing the entire human genome.
- Health & Medicine
Fungi that cause serious lung infections are now found throughout the U.S.
Doctors should be on the lookout for three types of fungi that, when inhaled, can lead to serious infections, researchers say.
