A sleep scientist advises against blindly following the eight-hour sleep rule. Instead, you should create a routine to find your optimal sleep time.

Better sleep leads to more movement the next day. A dataset shows sleep quality matters more than steps. Rest helps people ...

But for all its usefulness, researchers are increasingly realizing that light has a dark side. In 2019, one group of ...

Is sleep tracking actually accurate? Are we biologically hardwired to be night owls and early birds and what on earth is ...

In fact, biohacker and Don’t Die subject Bryan Johnson supposedly says that HRBS is "the single best thing I've learned out ...