Even without diabetes, low blood sugar levels can lead to some serious risks and health problems. Researchers recently set out to see what these risks were.

For the first time, U.S. Food and Drug Administration officials have given the green light to an umbilical cord blood product that could be used in stem cell transplants for patients with blood cancer, or metabolic or immune disorders.

Excess amounts of fat and sugar force cells to self destruct when they can no longer stand the toxic environment. Scientists believe they now know why these overloaded cells commit suicide.