Deep in the human brain, a very specific kind of cell dies during Parkinson’s disease. For the first time, researchers have sorted large numbers of human brain cells in the…
Category: Health & Medicine
Some hamsters are extremely susceptible to COVID-19
Golden Syrian hamsters are highly susceptible to the coronavirus that causes COVID-19, a new study shows. While the species is popular among pet owners, the results, posted April 20 at…
The body’s response to allergic asthma also helps protect against COVID-19
Scientists are discovering a surprising bright side for some people with asthma: They are less susceptible to COVID-19. The very same immune system proteins that trigger excess mucus production and…
How I decided on a second COVID-19 booster shot
Booster shots against COVID-19 are once again on my mind. The U.S. Food and Drug Administration says that older people and immunocompromised people are eligible for a second booster shot…
Joggers naturally pace themselves to conserve energy even on short runs
For many recreational runners, taking a jog is a fun way to stay fit and burn calories. But it turns out an individual has a tendency to settle into the…
50 years ago, scientists were seeking the cause of psoriasis
Cyclic AMP and psoriasis — Science News, April 29, 1972 [A team of dermatologists] discovered that cyclic AMP levels in psoriasis lesions are significantly lower than in healthy skin.… [The…
Antibiotics diminish babies’ immune response to key vaccines
Taking antibiotics in the first two years of life can prevent babies from developing a robust immune response to certain vaccines. The new finding provides another cautionary tale against overusing…
What experts told me to do after my positive COVID-19 at-home test
After two years of successfully evading getting COVID-19 — including a few brushes with close contacts, a couple of are-they-just-colds? scares and lots of negative tests — I recently tested…
Why taking medications during pregnancy is so confusing
Obstetrician Cynthia Gyamfi-Bannerman was treating patients in New York City when the COVID-19 pandemic swept in. Hospitals began filling up. Some of her pregnant patients were among the sick. It…
A new nuclear imaging prototype detects tumors’ faint glow
A type of light commonly observed in astrophysics experiments and nuclear reactors can help detect cancer. In a clinical trial, a prototype of an imaging machine that relies on this…