This is Robert Barefoot's groundbreaking analysis of key biological inter-exchanges within our bodies. Bob discusses the key chemistry involved with calcium, magnesium, and other essential nutrients. Bob provides insider secrets to simple yet very effective ways to manage your health daily.

Bob asks, "Did You Know?"

• Calcium or the lack of dietary calcium is the underlying reason for many different diseases.
• Our skin makes vitamin D from sunlight.
• Sunlight is actually good for you, so is butter, and animal fat.