What Is Obesity? What Causes Obesity?


Obesity or overweight is a condition of excessive fat accumulation in the body. A person is considered to be obese if his/her body weight becomes 20% or more than normal weight. Morbid obesity means that a person is:obesity

  • Either 50-100% over normal weight
  • More than 100 pounds over normal weight
  • BMI of 40 or higher
  • Sufficiently overweight to interfere with normal health

Regarding issue of childhood obesity, parents must encourage their child to start a daily exercise, change in diet and fight against obesity. If a person’s Body Mass Index is between 25 and 29.9 he/she would be considered overweight but if BMI is 30 or over a person would be considered obese.

What is Bone Mass Index?

The BMI is statistical measurement which is derived from a person’s weight and height or indirectly it is useful in estimating obesity statistics.BMI provides a benchmark in the assessment of overweight and obesity in adult population and individuals. Other methods of estimating body fat include techniques such as ultrasound, computed tomography (CT scan) and magnetic resonance imaging (MRI).

What Causes Obesity?

Obesity results when there is imbalance between calories consumed and calories expended. Eating too much and less exercise usually worsen the condition. There are some other factors as well.

  • Gender
  • Age
  • Genetics
  • Environmental factors
  • Physical activity
  • Psychological factors
  • Illness (Hormone problems such as hypothyroidism) and depression
  • Medication (Use of certain drugs like steroids and antidepressants lead to enormous weight gain)

Obesity research shows that there has been a global shift towards increased intake of foods rich in fats and sugars and low in minerals, vitamins and micronutrients. This is followed by a decreased trend in of regular exercise resulting in increased obesity rates.


Filed Under: DiseasesGeneral Health

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