Health & Medicine
- Brain
Active bodies build stronger brains
Aerobic fitness and physical activity correlate with widespread brain health in adolescents, according to a new imaging study in England.
- Health & Medicine
Some young adults will volunteer to get COVID-19 for science
Researchers will soon give some healthy people the new coronavirus. Their young volunteers have agreed to get sick to speed coronavirus research.
- Space
Space travel may harm health by damaging cells’ powerhouses
Biochemical changes after going to space suggest that harm to cells’ energy-producing structures, called mitochondria, could explain astronauts’ health issues.
By Jack J. Lee - Health & Medicine
Five questions about COVID-19 vaccine trials in teens, answered
Scientists are now testing COVID-19 vaccines in teens. Why do teens need a separate trial? And what would happen? We’ve got answers.
- Environment
Unmasking the pandemic’s pollution problem
Discarding all the materials people use to protect themselves from COVID-19 has created a growing environmental problem.
- Health & Medicine
Let’s learn about taste
Taste tells us what’s good to eat, but scientists are still learning about how it works.
- Health & Medicine
Scientists Say: Body Mass Index
This is someone’s weight in kilograms divided by the square of their height in meters. But it’s not a measure of someone’s health.
- Health & Medicine
What kids need to know about getting a COVID-19 shot
COVID-19 vaccines are already being administered to some adults. Here’s what that means for kids and teens.
- Health & Medicine
Early details emerge about the new U.K. coronavirus variant
The variant may spread more easily from person to person. That could make continuing to wear masks all the more important, experts say.
- Health & Medicine
Strongest bones come from Goldilocks recipe of exercise and rest
Building strong bones for life depends on adolescents staying active and getting enough sleep. Sometimes a lot of sleep, like 11 hours!
- Health & Medicine
Social distancing for teens shouldn’t mean giving up your social life
During even partial lockdowns, keeping connected with friends makes all the difference. That’s what athletes and other teen groups are finding.
- Health & Medicine
Scientists Say: Apoptosis
When it’s time for cells to die, they need to do it carefully, so they don’t harm other cells.