If it’s been a minute since you’ve worked out, this 15-minute aerobic workout will remind you how much fun it can be. Burn calories and get your heart rate up with easy-to-follow moves that ...

Do 10 to 15 repetitions. (Note that you may use substantially less weight for this than for curls or chest press.) Advanced: Eventually try building up to this 3-minute routine. Pull-ups.

juntadeandalucia.es Objective: To analyse HRV at rest in healthy people and in patients with acute myocardial infarction (AMI) and how it changes during aerobic exercise. Methods: The heartbeat signal ...