Ordinary human cells, not just neurons, respond more strongly to memory signals when they arrive in spaced bursts rather than ...

An NIH-supported initiative seeks to unravel how the nervous system tracks and regulates the body’s internal organs. How does ...

When we sleep, the body releases its 'growth hormone ... neurons in the locus coeruleus, a part of the brain linked to wakefulness. "This suggests that sleep and growth hormone form a tightly balanced ...

Humans have the largest brain size relative to body size of any species ... this was a good opportunity to learn about something. After all, the human brain is the most complex system in the entire ...

It’s been known for millennia that the human body accumulates waste as a result of day-to-day functioning, but it’s now recognized that the awake, active brain also builds up waste that negatively ...

Cognitively normal human brain samples collected at autopsy in early 2024 contained more tiny shards of plastic than samples collected eight years prior, according to a new study. Overall, cadaver ...

An international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The ...

The latest review evidence shows the gut and brain communicate in complex, two-way ways, making it hard to know which comes first. Experiments in a ...

In a quiet hospital room in Chongqing, China, a 68-year-old brain-dead man became part of a historic medical experiment—one ...