Teeth Whitening: Best Teeth Whitening Products Options and Costs. As a Cosmetic Dentist, itâs tricky helping people wade through the many Teeth Whitening products and options available. Nowadays, everyone wants whiter teeth, and that attracts âentrepreneurial typesâ ready to exploit the high demand. What Iâm saying is buyer beware.
What happens here is that your cells run out of oxygen, you run out of energy, and your muscles feel sore due to the lactic acid dumped into the muscle tissues by your cells. What the body's cells are pretty convincingly trying to tell you here is- stop exercising or we will die.
If you are going to be exercising for more than a couple of minutes, your body needs to get oxygen to the muscles or the muscles will stop working. Just how much oxygen your muscles will use depends on two processes: getting blood to the muscles and extracting oxygen from the blood into the muscle tissue. Your working muscles can take oxygen out of the blood three times as well as your resting muscles.