Health and Fitness

Almost everyone should lift weights. Weight lifting strengthens bones, muscles ligaments and tendons; increases coordination for tasks requiring strength; and gives confidence and mobility to elderly or disabled people.

Just exercising doesn’t do much to strengthen muscles. If it did, marathon runners would have the largest muscles. To become strong, you have to exercise your muscles against progressively greater resistance.

Just exercising doesn’t strengthen bones either. Female marathon runners sometimes stop menstruating and lose tremendous amounts of bone, even though they may run more than 100 miles a week. To regain bone, they have to eat more food which will usually start them menstruating again, and include weight-lifting in their workouts. They may also need to take estrogen.

Many people with muscle or nerve diseases can also benefit from lifting weights. They may be unable to work out as long or as hard as a healthy person and they will take longer to…