Metabolism is fundamentally the amount of energy burned by a person’s body when
understanding any type of activity. Each person’s metabolism will be different as each person’s body
Composition is different. Metabolism, wither it be high or low, is determined in part by the relationship of
fat content to muscle content in any one person. A person with a higher percentage of muscle and a lower
percentage of fat will burn more energy or have a higher metabolism then a person that is less muscular
with a higher percentage of fat. However, body composition is not the only variable that can determine an
Individuals metabolic rate (What is Metabolism and Why is it Important? [WMWI], 2002, p.1 of 3).
Yes your metabolism changes during the day and also as you get older it slows down. People with thyroid problems also have metabolism problems because essentially your thyroid controls the hormones which are responsible for your metabolism working properly. Then also if you are fit and strong and healthy you have a faster metabolism because most of the factors in your body that influence it should be stable and working properly.
Yes. When you get older, your metabolism can slow down. I heard drinking really cold water helps speed it up because you're making your body work harder. Eating smaller meals more often helps, too.
Also, if you have a thyroid problem, it can slow down/speed up your metabolism.
It does everyday and different times during the day!