Sometimes it's easy to let yourself down and break your commitments. It's harder to get off course when a friend is checking up on your progress. Exercise with someone else. It can sometimes be easier when you have someone to give you support and make you keep your commitment. Listen to music while exercising.
Music can do wonders.
Your favorite music can keep you motivated when lifting weights or using the treadmill or stairclimber. Keep variety in your workouts. Cross training or varying your activities will keep you from becoming bored and will insure a more balanced body fitness, as well as reduce your risk of injury. Visualize your fitness goals. Visualizing your fitness goals as already completed will increase your motivation, keep you on course and hasten your success.