environmentalist. 1  a person who accepts the theory that environment is of overriding importance in determining individual characteristics. 2  a person working to solve environmental problems, as air and water pollution, the exhaustion of natural resources, and uncontrolled population growth.
1 Muscle helps you with aerobic exercise. The stronger you are, the better you will be at any aerobic activity.  Weight training improves your body's muscle-to-fat ratio (you end up with less body fat and more muscle), which improves both your health and your fitness level.
5. Eat well and drink water. To be fit, healthy, and sexy, eat a variety of foods. Eating a wide range of foods will help you get the nutrients your body needs. Eat fruits and vegetables every day, and make sure you don't skip your carbohydrates or protein.You need carbohydrates to work out, and protein to help your muscles grow and repair. If you know when you're going to exercise, you can hydrate the day ahead. 2  Drink an extra few glasses of water the day before you engage in strenuous exercise. 3  If your urine is clear, you're probably hydrated. 4  Avoid highly-processed food and drink, such as microwave meals and soda.