2 Top Three: Health 3 1 (The Morning Call) GET MORE D, NOT C: Your OJ carton may imply otherwise, but there's little scientific evidence vitamin C helps prevent colds. But a recent study found people who have low levels of vitamin D are up to 40 percent more likely to get a respiratory infection. Vitamin D helps turn on the body's immune response. The primary source of D is sunlight, but that's scarce in the winter, so load up on D-rich ... [News Source]