It takes about two days to get a cold after exposure to the virus. In this video, Larry Gooss, DO, a family practice doctor at Chippenham & Johnston-Willis Hospitals, explains how virus can continue to live on surfaces.
A RealAge answered. To prevent vitamin C deficiency, government guidelines recommend a daily dose of 90 milligrams (mg) for men, 75 mg for women. We recommend that you get 1,200 mg of vitamin C per day from food and supplements. This higher amount not only prevents deficiency but also helps prevent disease and needless aging.
The recommended dietary allowance for vitamin C is 75 milligrams for women and 90 milligrams for men per day. For a healthy and robust heart, include vitamin C-rich foods in your diet such as oranges, strawberries, watermelon, broccoli, Brussels sprouts, tomatoes, cauliflower and cabbage.