70.9% of the Earth's surface is covered by water. Of that, 97% is in the Earth's oceans, 2.4% are in polar ice caps and glaciers, and the remaining 0.6% is in the land surfaceâ¦ water areas of the Earth.
Hypertrophic obesity is excessive weight gain in adulthood. Hypertrophic is when the fat cells get bigger. This is as opposed to Hyperplastic obesity, which is the gaining of fat cells. The latter only occurs during childhood, or if the person gains a lot of weight fast.
Overweight and obesity are defined as abnormal or excessive fat accumulation that may impair health. Body mass index (BMI) is a simple index of weight-for-height that is commonly used to classify overweight and obesity in adults.verweight and obesity are defined as abnormal or excessive fat accumulation that may impair health. Body mass index (BMI) is a simple index of weight-for-height that is commonly used to classify overweight and obesity in adults.