"For warmer months, a thread count between 200 and 400 is ideal," says Golub. "This range allows for more airflow and ...

Textbooks say that mitochondria exist to supply cells with energy, but experiments in fruit flies suggest they are also ...

A new study shows how math helps explain why babies nap erratically, teens stay up late, and older adults wake earlier.

A new meta-study found that for people seeking better sleep, three types of exercise — including yoga and tai chi — may be as ...