- Q How do we develop free radicals that damage tissue?
Dr. Grant Cooper, Physical Medicine & RehabilitationFree radicals are produced when weak molecular bonds are attacked and broken, resulting in a molecule with an unpaired electron. This unpaired electron is extremely unstable and quickly "attacks" a neighboring molecule to capture its electron, resulting... Full Answer
- Q How does the body's immune system react to an allergen?
Dr. Larry Chiaramonte, Allergy & ImmunologyWhen the body initially encounters an allergen -- what's known as primary exposure -- it can react in one of three ways, two of which are positive or harmless and the third of which is allergic. The first is immunization: The body produces normal... Full Answer