The simple landlines once used to call friends or family evolved into omnipresent glossy screens that flood our brain with ...

Discover the simple method to calculate your true zone 2 range—and why getting it right matters for marathon success.

Every year, more than one million scientific articles are published in the life sciences. Two-thirds of them include ...

Zone 1 (minimal exertion): Your heart rate is ideal for warming up before your workout, cooling down after a workout or during a recovery workout (light training after intense sessions). Primarily in ...

Dating back to the 1970s, the term speedballing originally referred to the combination of heroin and cocaine. Combining stimulants and opioids – the former’s “rush” with the latter’s calming effect – ...

In TODAY.com's Expert Tip of the Day, a cardiologist explains why neglecting your "second heart" can lead to health ...

Andrew Huberman, a neuroscientist and professor of neurobiology and ophthalmology at Stanford University School of Medicine, ...

If you have high blood pressure, getting regular exercise is important -- and your Apple Watch makes it easy to check it.

These are the best smart scales to buy in every category, from Withings Body and Garmin Index S2 to Renpho Elis 1.

Heart rate variability (HRV) is a noninvasive marker for the cardiovascular system and the substantial influence of this system on the autonomous nervous system (ANS). Contact and remote ...

Get the latest news on President Donald Trump’s second term in the White House and the Republican-led Congress.

At a glance Expert's Rating Pros ・Stylish design ・Large, clear display ・Smooth software ・5ATM waterproof Cons ・Mi Fit app ...