There are many things we can do that are proven to keep us younger, longer — not just looking it but physically being it. Simple steps, sans needles or “miracles.”

Skeptical about how much anything you do can affect your biology? New studies are showing that our actions can influence our genes so much as to alter their behavior, slowing the aging process, preventing diseases we “should” get based on our genetic profile, extending life spans…changes so profound we might even pass them on to our children. We’ve chosen the top six most rewarding, most effective ways to truly, systemically age less.