Cycle 2

3. your heart speeds up and works when you do this exercise, it can help your heart grown stronger
6. your body needs this in large amounts
8. having a low heart rate is a benefit of ________
10. builds strong bones, teeth and helps maintain proper fluid in the body
11. body's primary source of energy
13. the process of taking in food and using it for energy

1. this is a micronutrient
2. unit used to measure how much energy that foods will produce in the human body
4. helps remove toxins, lubricate joints, regulate body temperature and helps with digestion
5. prevent disease, keep tissue healthy, protect organs
7. a nutritious diet can help you avoid becoming _____
9. your body needs this in small amounts
12. builds muscle mass