Recommended book:
@Amazon.com: Healthy at 100: The Scientifically Proven Secrets of the World’s Healthiest and Longest-Lived Peoples Price: $13.69
You can get this book for as low as $4 ($0.03 + $3.99 for shipping).
The man who trades freedom for security does not deserve nor will he ever receive either. – Benjamin Franklin
Recommended book:
… explained in these two books worth your time.
@Amazon.com: Hippocrates LifeForce Price: $10.38