Individual athletes ran an average of 4,000 miles over a year to help define the human body's limit for energy expenditure ...

Scientists have long hypothesized about a theoretical limit to human energy use. The research, published today in Current ...

The research, published today in Current Biology, showed that ultramarathoners can burn an astounding 11,000 calories per day ...

According to the new study, HIV achieves this with a tissue-specific approach, cloaking itself in a host cell's DNA by ...

Scientists found that microplastics can change the bacteria living in our gut. These changes may affect digestion, immunity, ...

Lead exposure may have spelled evolutionary success for humans—and extinction for our ancient cousins—but other scientists ...

A study of 33 participants on stationary bikes found that during exercise, people perceive time as moving slower, estimating 30 seconds 8-9% faster than real time. The presence of a competitor or ...

Aging seems to occur in a linear fashion throughout the human lifespan, from childhood to the "golden years," but a new study has revealed one specific turning point when aging starts to accelerate in ...

Share on Pinterest The human body experiences rapid changes around age 50, according to a new study. Maskot/Getty Images Past studies show that human aging doesn’t necessarily happen at the same pace ...

A study found that covid-19 vaccines appeared to awaken the immune system in lung and skin cancer patients, helping them live ...