"Should people get blood work annually?" asks Shauna from Instagram. Here to answer is Dr. Steven Gundry, heart surgeon, founder of the International Heart & Lung Institute, and author of the best-selling Plant Paradox book series. According to Dr. Gundry, it depends on the situation. In his answer, he breaks down the efficacy of blood work, where it helps, and where it's not as useful. Use code JJVIRGIN25 for 25% off first time orders at gundrymd.com (bundles excluded & cannot be combined with other offer codes).