For decades we’ve all been told: you are what you eat. You are what you drink. You are how much, or how little, you exercise; you are whatever toxins you imbibe or inhale. Your genes may have destined you to a little baldness, or an increased susceptibility to some vulgar tumour. But as health experts have cautioned you repeatedly: you are a product of your own lifestyle choices.
And yet a quiet scientific revolution is changing that thinking. For it seems you might also be what your mother ate. How much your father drank. And what your grandma smoked. And that nurture, rather than our intractable nature, may determine who we are far more than was ever previously thought.
Read the full, original story here: Epigenetics: How to alter your genes