Exercise is one of the best ways to beat fatigue. It gives you more energy during the day and helps you sleep better at night. Regular physical activity also improves your balance. Never exercise so much that you feel exhausted, since it will take your body longer to recover. The ideal fitness program for multiple sclerosis is a mix of heart-pumping aerobics and strength training. Before you get started, talk to your doctor to make sure the routine you've chosen is safe for you.