 Some foods have more calories than others  Amount of calories depend on the amount of carbohydrates, fat, and protein  1 gram of carb.= 4 calories  1 gram of protein= 4 calories  1 gram of fat= 9 calories  A small amount of fat can add a lot of calories

 Eat more calories than you use (or burn)= gain weight  Eat less calories than you use= loose weight  Eat the same amount that you use= maintain weight  3,500 calories= 1lb of fat  Eat 500 calories less than you need for seven days and you should lose 1 pound in a week  Burning 500 calories a day by exercise will increase that to 2 pounds a week

 My daily calorie need is:

 Body Mass Index, BMI- a ratio that allows you to assess your body size in relation to your height and weight  Not 100% accurate for all people  Chart  My BMI is:_____

 Body composition ◦ Ratio of body fat to lean tissue  Over weight  Obesity ◦ Increases the risk of type II diabetes, high blood pressure, high cholesterol, asthma, and some cancers ◦ From excess calories and physical inactivity

 Underweight ◦ Lead to fatigue, weakened immune system, nutrient deficiencies

 Decrease calories, don’t go below 1,400  Include favorites in moderation  Variety of low calories nutrient dense food  Drink water

 Increase calories, high in carbs  Nutritious snacks  Build muscle

 Fad diet ◦ Popular for a short period of time ◦ Severely restrict foods ◦ not enough nutrients ◦ Weight usually regained

 Skipping meals, fasting ◦ Not enough nutrients ◦ Feel fatigue ◦ Slows down metabolism

 Diet Pills ◦ Harmful side effects- anxiety, racing heart, or more ◦ To good to be true?...

 Anorexia Nervosa ◦ Irrational fear of being overweight results in starvation ◦ Loss of bone density ◦ Low body temp ◦ Low blood pressure ◦ Slow metabolism ◦ Small organs ◦ Serious heart problems that can lead to sudden death

 Bulimia Nervosa ◦ Some from of purging follows a cycle of eating or over eating ◦ Binge- quickly eat a large amount of food ◦ Purge- self induced vomiting, laxatives, or over exercising ◦ Dehydration, kidney damage, irregular heart beat ◦ Damages teeth, gums, esophagus, mouth

 Binge Eating Disorder