Obesity can be caused by: Eating more food than your body can use, Drinking too much alcohol, Not getting enough exercise. Many obese people who lose large amounts of weight and gain it back think it is their fault. They blame themselves for not having the willpower to keep the weight off. Many people regain more weight than they lost.
We know that biology is a big reason why some people cannot keep the weight off. Some people who live in the same place and eat the same foods become obese, while others do not. Our bodies have a complex system to help keep our weight at a healthy level. In some people, this system does not work normally.
The way we eat when we are children can affect the way we eat as adults. The way we eat over many years becomes a habit. It affects what we eat, when we eat, and how much we eat. We are surrounded by things that make it easy to overeat and hard to stay active: Many people do not have time to plan and make healthy meals. More people today work desk jobs compared to more active jobs in the past. People with less free time have less time to exercise.
The term "eating disorder" means a group of medical conditions that have an unhealthy focus on eating, dieting, losing or gaining weight, and body image. A person may be obese, follow an unhealthy diet, and have an eating disorder all at the same time.For women: Menopause -- women may gain 3kg pounds during menopause, Not losing the weight they gained during pregnancy. BMI is measured using height and weight. You and your health care provider can use your BMI to estimate how much body fat you have.