There is no shortage of books, podcasts, Internet lists and products dedicated to helping you live a long life. Each promises its own “guarantee,” and typically at a cost.

Here’s some good news. Dr. Sanjiv Chopra, a medical professor at Harvard, has conducted exhaustive research and come up with a few things you can do that he says are tried and true methods to live a longer, healthier life. Want some even better news? Most of them will cost you next to nothing.

He delves into them in his new book The Big 5: Five Simple Things You Can Do to Live a Longer, Healthier Life, but we went straight to him to give you a preview of some of his best tips.

And coffee lovers rejoice — Dr. Chopra is very supportive of the benefits of coffee! Listen to our interview and get more tips.