School surveys in Indian cities show that 30 per cent of adolescents from India’s higher economic groups are overweight. According to doctors, changes in diet coupled with increasing inactive lifestyles has sparked obesity epidemic in urban India.

Obesity is a condition in which there is excessive accumulation of the fat in the body. Some years back it was restricted to affluent countries where per capita income was high, physical activity was low and and foods high in saturated fat and sugar were freely available. But with the dynamic growth in last decade or so obesity has now reached epidemic proportions in prosperous, urban India.

Both overweight and obesity are defined in terms of body mass index or BMI- the ratio of your weight to your height that is calculated by dividing your weight in kg by your height in meters squared. The doctors say that the changes in diet coupled with increasing inactive lifestyles have sparked the obesity epidemic in urban India.

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