If you are keen to lose weight, or just improve your health, knowing how to speed up your metabolism can be key to achieving your goals. Fitness tracking can help ensure that you are hitting your activity levels, but this won't give you the results you are looking for if you have a slow and sluggish metabolism. Metabolism is a term used to describe all the chemical processes that your body performs, which includes everything from breathing to cell repair but importantly it also has a role ...