It is a usual metabolic disorder defined as an increase in the volume of tissue in parts of the body like thighs, abdomen, and chest which causes a decrease in body vitality and results in deteriorated health. Obesity is correlated with various diseases and health disorders like heart diseases, diabetes, high blood pressure, digestion problems, sleep disorders, osteoarthritis, and cancers, etc.
Our healthy body requires a minimum amount of fat for the proper functioning of the immune, hormonal, reproductive systems as well as thermal insulations, shock absorptions for sensitive areas, and as energy or for future use, however, the intake of too much fat can impair the movement, flexibility, and appearance of our body.
Obesity/overweight has now become the leading preventable cause of death worldwide with increasing rates in adults and children. In 2015, approx 600 million adults and 100 million children were obese globally. It is one of the most serious public health problems of the 21st century. In 2013, several medical associations like the American heart association and American medical association has classified obesity as a disease.