Blue Zones on Netflix: Why Do the Men in This Remote Region of Italy Live So Long?

Healthy minestrone? Naturally leavened sourdough bread? High altitude?
Blue Zones: Dan Buettner Explains Why People from Okinawa Live to 100

Add purple sweet potatoes to your grocery list, stat.
If Your Testosterone Test Doesn’t Include These Biomarkers, You’re Wasting Your Money

7 numbers to know and what they mean