What is obesity

 Obesity :

Obesity is a complex disease involving an excessive amount of body fat. There is an increases accumulation of excess adipose tissue in the body resulting in an increase of more than 20% of the desirable weight. Obesity isn't just a cosmetic concern. It is a medical problem that increases your risk of other diseases and health problems, such as heart disease, diabetes, high blood pressure and certain cancers.

CAUSES

Although there are genetic, behavioral, metabolic and hormonal influences on body weight, obesity generally occurs due to positive energy balance where the intake of calories (from the diet) is more than the expenditure of calories (Physical activity). Your body stores these excess calories as fat.

LIFESTYLE CHOICES

Unhealthy diet

 A diet that's high in calories, lacking in fruits and vegetables, full of fast food, and laden with high-calorie beverages and oversized portions contributes to weight gain.

Liquid calories

People can drink many calories without feeling full, especially calories from alcohol. Other high-calorie beverages, such as sugary soft drinks, can contribute to significant weight gain.

Inactivity

 If you have a sedentary lifestyle, you can easily take in more calories every day than you burn through exercise and routine.

daily activities

Looking at computer, tablet and phone screens is a sedentary activity. The number of hours you spend in front of a screen is highly associated with weight gain.

OTHER FACTORS

Pregnancy

 Weight gain is common during pregnancy. Some women find this weight difficult to lose after the baby is born. This weight gain may contribute to the development of obesity in women. Breast-feeding may be the best option to lose the weight gained during pregnancy. Quitting smoking. Quitting smoking is often associated with weight gain. And for some, it can lead to enough weight gain to qualify as obesity Often, this happens as people use food to cope with smoking withdrawal. In the long run, however, quitting smoking is still a greater benefit to your health than is continuing to smoke. Your doctor can help you prevent weight gain after quitting smoking.

Lack of sleep.

 Not getting enough sleep or getting too much sleep can cause changes in hormones that increase your appetite. You may also crave foods high in calories and carbohydrates, which can contribute to weight gain.

Stress. 

Many external factors that affect your mood and well-being may contribute to obesity. People often seek more high-calorie food when experiencing stressful situations.

Microbiome

Your gut bacteria are affected by what you eat and may contribute to weight gain or difficulty losing weight.

Previous attempts to lose weight.

 Previous attempts of weight loss followed by rapid weight regain may contribute to further weight gain. This phenomenon, sometimes called yo- yo effect, can slow your metabolism.