Very soon, I’ll stand up in front of the graduating class of my former high school and give the commencement speech. I’ll focus on the usual “work hard” and “follow your dream” themes, but, in reality, I just want to shout out to all those 17-year-olds — “have that ice cream cone, you’ll still fit into your skinny jeans tomorrow! ” Or “it’s OK to skip a workout, your muscle mass will help you bounce back!”

At 41, these are the things that I notice the most. My body does not bounce back as easily as it once did and I have to work a lot harder to manage my weight. Genetics play a role in the aging process, but our lifestyle choices can help dictate how well our genes treat us as we get older. After turning 40, these are six of the top lifestyle habits to focus on.

Read the article on TODAY.com.