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 obesit...