What causes fast metabolism

The speed at which your body burns calories and digests food tends to run in families, so you could say your family history plays a role.Sex age muscle mass body size and composition physical activity levels hormone disorders (for example, cushing's syndrome and hypothyroidism)Your metabolism, and your basal metabolic rate (sometimes referred to as just metabolic rate), is significantly influenced by genetics.An overactive thyroid gland, known as hyperthyroidism, is one cause.My father eats a whole bunch of food (probably 3,000 kcals a day!) they have passed this on to my older brother, who also eats about 3,000 kcals a day and doesn't even exercise.

Get up every two hours and stretch for one minute, says griesel.The basal metabolic rate, thermic effect of food and activity are the.With age, comes a natural slump in your metabolism.However, other factors may contribute to how well and how quickly your metabolic processes burn through calories, including:Compared with someone with a normal or slow metabolism, your body is not as efficient at converting food into usable metabolic energy.

But here's some random info that may help.People usually acquire a boosted metabolism from their parents.If you restrict calories too much, your body starts to break down muscle for energy.Once we start exercising, our heart rate increases and blood pumps through our muscles.If you have a fast metabolism, your body lacks fuel efficiency.

That being said, a faster metabolism may be promoted over time by consistently building lean muscle mass and being cognizant of one's caloric intake.