Nutritionist Radhia Gleis explains what metabolism is and how to assess it. Food is processed and used by the body producing waste in the end. The steps of the digestive system are explained from its beginning in the mouth to its end in...

As Natalie describes in this video, nutrition is about more than just having a healthy diet. Your body's absorption, digestion, and elimination is key in your overall health. The function of enzymes is clearly explained along with the...