Millions and millions of American adults take a prescription drug of some kind. In fact, there are more than 20,000 FDA-approved drugs out on the market right now.

But have you ever though about what doctors of the future will prescribe to their patients?

High Performance Founder Dan Go offers his predictions.

Go says rather than prescription drugs, he opts for practices like weight lifting, eating nutrient-dense food, sleeping eight hours, and drinking water.