The pair who falls short of these sky-high standards will be sent home in the all-new "Divide & Conquer" episode of MasterChef: Dynamic Duos, airing Wednesday, Aug. 20 (8 p.m. ET/PT) on Fox.

Knowing your max heart rate can help you define your training zones. Learn how to estimate this number and how to apply these zones to your workouts.

A confidence interval, in statistics, refers to the probability that a population parameter will fall between two set values.

Most forms of exercise are beneficial to heart health and protective against afib. But it’s important to start out slow and avoid intense exercise. Learn more.

All the latest science news on computer from Phys.org. Find the latest news, advancements, and breakthroughs.