He had to exercise as teacher during the summer to pay for college tuition.

Most women can begin or continue to exercise during pregnancy.

However the president has also exercised greater power largely during the 20th century.

The option can be exercised during a 30-day period at the end of the second year.

The question of whether to exercise during back pain has confused doctors and patients for years.

Exercising during pregnancy can help keep you at a good weight.

Actually, neither could exercise much command control during the mission.

You should exercise caution during the day, and avoid travel at night.

They need room to exercise outdoors during recess, their parents say.

You may also be able to gently exercise in water during flares.