Dr. Mehmet Oz's wife, Lisa, has long been health-conscious. On a recent episode of The View, she mentioned that she's been a vegetarian since she was 15 and that she cooks vegetarian meals for her family. She's obviously having a positive influence: Her husband even convinced a guest on his show—a cowboy, no less—to go vegan. If you haven't already done so, take the doctor's—and his wife's—advice and ditch meat, eggs, and dairy products. For tips, check out Quantum Wellness by best-selling author (and Lisa's good friend) Kathy Freston.

Written by Heather Moore

For cowboy Rocco, the path to happiness and longevity is paved with green bricks of vegan deliciousness. When Rocco first appeared on The Dr. Oz Show four weeks ago, the 53-year-old meat-eater had the heart of an 85-year-old and was on the deadly road to cardiac arrest. Within minutes of meeting Rocco, Dr. Oz made his diagnosis: Rocco was addicted to animal products with saturated fat and sugar contents so high that Rocco was dying of heart disease and diabetes without even knowing it.

But Rocco's condition was, thankfully, reversible. Dr. Oz put the cowboy on a 28-day vegan diet, and in just four weeks, Rocco lost 6 inches from his waistline and his glucose level went from a near-lethal 172 to a normal 99.

"If I can do it, anybody can do it," said Rocco. In a mere month, Rocco's cruelty-free diet saved his life, and his continued vegetarian lifestyle guarantees him a longer, happier, healthier existence.

Now, if only Rocco would ditch ranching for animals' health …

Written by Logan Scherer