?   ?    ?        Physical energy is the fundamental source of fuel in life.    ?  ?  ? 1. Go to bed early and wake up early. 2. Go to sleep and wake up consistently at the same times. 3. Eat 5 to 6 small meals daily. 4. Eat breakfast every day. 5. Eat a balanced, healthy diet. 6. Minimize simple sugars. 7. Drink 48 to 64 ounces of water daily. 8. Take breaks every 90 minutes during work. 9. Get some physical activity daily. 10. Do at least two cardiovascular interval workouts and two strength training workouts a week.