Finally, people who drive within 10 M.P.H. of the posted speed limit are less likely to suffer bodily injury or death from a traffic accident. Several recent studies have shown that vitamin supplementation could reduce the risk of cancer and cardiovascular disease. The data is not conclusive but is certainly suggestive of the potential for vitamins to have a protective effect against certain diseases. Vitamins should not be used in place of a well balanced meal and it is not true that if a little is good, more is better. Avoid megadoses of vitamins, especially the fat-soluble ones which are stored in the liver.
Vitamins can become toxic in high doses.
But the prudent course of action would be to take a generic multivitamin with minerals every day. As we understand more about the relationship between the mind and body it becomes obvious that what's good for one is good for the other. Just as the body needs nurturing with food, water and sleep, so does the psyche need nurturing. Taking 20-30 minutes once or twice a day to read a novel, listen to music, meditate or engage in some enjoyable activity serves to break the stress cycle and refresh the emotions. These break periods have been shown to improve overall health and productivity.