Over the next 4 weeks, you’ll follow a specific workout plan each day: strength training, optional cardio/steps, active recovery, or rest. Each strength workout includes a warm-up and a cooldown ...

Starting slowly and building consistent habits helps create a safe and sustainable return to physical activity.

(CNN) — Editor’s note: Before beginning any new exercise program, consult your doctor. Stop immediately if you experience pain. Ask a younger adult about the history of aerobics, and they may be ...