why people become overweight
Overweight and obesity are defined as abnormal or excessive fat accumulation that may impair health . The fundamental cause of obesity and overweight is an energy imbalance between calories consumed and calories expended.
Obesity and weight gain is the one of the biggest health problem in the world because it is associated with some of the leading causes of death in the worldwide, including diabetes, heart disease, stroke, and some types of cancer. These happen because of poor diet and lifestyle choices.
Causes of weight gain and obesity.
- Poor diet and lifestyle choice
Obesity does not happen overnight. It develope gradually over time, as a result of poor diet and life style choices.
- Eating large amount of fast food.
- Drinking too much alcohol.
- Eating larger portion than you need.
- Drinking too many sugary drinks.
2. Genitics
Researches shows that genitics play an important role in obesity. Genes can directly cause obesity in such disorderd that prader- willi syndrome. It is a genitic disorder in which some specific gene loss their function as a result person become constantly hungry which lead to obesity.
It may be true that certain genetic traits inherited from your parents – such as having a large appetite – may make losing weight more difficult, but it certainly does not make it impossible.
It may be true that certain genetic traits inherited from your parents – such as having a large appetite – may make losing weight more difficult, but it certainly does not make it impossible.
3. Lack of physical activity
lack of physical activity is another important factor related to obesity. Many people have jobs that involve sitting at a desk for most of the day. They also rely on their cars, rather than walking or cycling.
If you're not active enough, you do not use the energy provided by the food you eat, and the extra energy you consume is stored by the body as fat.
If you're not active enough, you do not use the energy provided by the food you eat, and the extra energy you consume is stored by the body as fat.
Health condition and medication
some homones problem may also cause weight gain and obesity. For example underactive thyroid which cause cushing syndrome.
Cushing syndrome occurs when our body is exposed to high levels of the hormone cortisol for a long time. Cushing syndrome, sometimes called hypercortisolism.
Certain medicines also may cause weight gain, including some corticosteroids, antidepressants, and seizure medicines.
Poor sleep and stress
Some people eat more than usual when they are bored, angry, upset, or stressed.
Studies also have found that the less people sleep, the more likely they are to be overweight or obese. This is partly because hormones thaht are released during sleep control appetite and the body’s use of energy.