How it works: May increase elasticity in blood vessel walls and reduce stickiness of blood platelets.
How to get it: Eat fatty fish, such as herring, salmon, mackerel, and sardines, twice weekly, plus walnuts, flaxseed, and canola oil. (Avoid fish high in mercury: king mackerel, shark, swordfish, tuna steak, and tilefish. Check with your doctor before taking fish oil supplements.)
Blood pressure improvement: 1 to 3 systollic; 2 diastolic
Our December issue features Oprah's Favorite Things—as well as your chance to win them all! You'll also find our easy holiday declutter plan, Dr. Oz's guide to sleeping better (starting tonight) and the ultimate holiday menu.