She put down the free weights and walked to him.

A human body is a lot harder to lift than even free weights.

Women, he said, can get the dumbbells and free weights they need for $500.

"I'd like to be doing free weights by the end of the year," he said.

On the other hand, free weights can be more convenient.

Press a body bar or free weights from your chest, see left, toward the ceiling.

Hold a free weight in the other hand with arm extended, see left.

Have them work with free weights, climb ropes, and run.

In fact, many of the exercises incorporate your own body weight along with free weights.

You can do strength training with weight machines or free weights.