What apparent effect does taking multivitamin supplement have on our lifespan?
Which of these three has been associated with increased cancer risk?
Please feel free to post any ask-the-doctor type questions here in the comments section and I’d be happy to try to answer them. And check out theother “HHH” videos (Harmful, Harmless, or Helpful?). Also, there are over a thousand subjects covered in the rest of my videos–please feel free to explore them as well!