For a program to be most effective, Washington recommends sticking to it for at least four to five weeks before changing it ...

When it comes to weight-resistance exercise, you can choose free weights such as dumbbells or barbells. Or weight machines, which are often driven by cables or levers. You can use resistance bands or ...

Strength training can help you build lean muscle, which in turn improves your metabolism,” says physician Amy Lee, MD, chief ...