Across
- 3. Nutrient that provides the most energy per gram (3 letters)
- 5. Lack of sleep can weaken the immune ____ (6 letters)
- 7. Regular physical activity improves this organ’s strength (5 letters)
- 8. Process by which the body breaks down food (10 letters)
- 9. Type of cholesterol known as “good” cholesterol (3 letters)
- 10. Measure of body fat based on height and weight (3 letters)
Down
- 1. Diet rich in fruits and vegetables helps prevent this disease (6 letters)
- 2. Chemical messenger that regulates body functions (7 letters)
- 4. Essential nutrient required in small amounts (9 letters)
- 6. Substance in blood that carries oxygen (11 letters)