Biology Chapter 1

Diet and Exercise

• A balance diet incudes carbohydrates.fats,proteins, minerals and vitamins
• Different peiple need differnt amounts of energy because the metabolic rate varies from person to person.
• The more exercise you do the more food you need.

Weight Problems

• if you eat more food than you need your mass will increase 
• people who are fat are said to be obese 
• obesity can lead to health problems eg type 2 diabetes 
• Unhealthy to be underweight 
• exercise…