Menu Close

Articles on Nervous system

Displaying 1 - 20 of 24 articles

fornStudio/Shutterstock

Christmas drinks anyone? Why alcohol before bedtime leaves you awake at 3am, desperate for sleep

Here’s what’s going on in your body when you drink alcohol just before bedtime. And if you want to drink at the Christmas party, we have some tips on how to protect your sleep.
A new brain-imaging study finds that participants who had even mild COVID-19 showed an average reduction in whole brain sizes. Kirstypargeter/iStock via Getty Images Plus

Even mild cases of COVID-19 can leave a mark on the brain, such as reductions in gray matter – a neuroscientist explains emerging research

New research offers insights into the brain after COVID-19 that may have implications for our understanding of long COVID-19 and how the disease affects our senses of taste and smell.
The new findings, although preliminary, are raising concerns about the potential long-term effects of COVID-19. Yuichiro Chino via Getty Images

Preliminary research finds that even mild cases of COVID-19 leave a mark on the brain – but it’s not yet clear how long it lasts

Reduced brain volume in people who have experienced COVID-19 resembles brain changes typically seen in older adults. The implications of these findings are not yet clear.
People suffering from long-term effects of COVID-19 face uncertainty about the nature of their symptoms and how long they might last. Halfpoint Images/Moment via Getty Images

Deciphering the symptoms of long COVID-19 is slow and painstaking – for both sufferers and their physicians

Researchers are piecing together clues to better understand the puzzling array of symptoms in those who never seem to fully recover from COVID-19.
Here’s what’s happening in your body if you’re feeling faint. William Moss/Shutterstock.com

Why do people faint?

Most of the time, different parts of your nervous system work in balance. But sometimes things can get out of whack – and that’s when you might end up experiencing what medics call syncope.
Enzymes, the catalysts of biology, can engulf and break down hundreds of nerve agent molecules per second. Image: Pymol. PDB 4E3T rcsb.org

Enzymes versus nerve agents: Designing antidotes for chemical weapons

Scientists invented chemical weapons; some are now working to destroy them. New biomolecular design techniques let researchers design proteins that can destroy nerve agents in bodies.

Top contributors

More