As a personal trainer, I know how challenging it can be to find time to work out, especially when you have a busy schedule.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Picture this: a dimly lit workout studio, the pounding of sneakers as people furiously push through ...

Zone 2 cardio workouts have gotten a lot of love lately. The second least-intense type of cardio on a scale of 1 to 5, zone 2 involves raising your heart rate only a bit—to 60% or 70% of your max. It ...

The recommendation to get at least 150 minutes of moderate-intensity cardio exercise weekly remains a cornerstone of health advice. Yet nearly 80% of Americans fail to meet these guidelines, often ...