
Brain-draining and-building food; why guys don't go to the doctor
Q: Can you explain how what you eat can harm your brain and what you can eat to help protect it? -- Dave R., Santa Fe, N.M.A: Your brain is somewhat isolated from what's going on in the rest of your body. It is enveloped by what's called the blood-brain barrier, a protective layer lining the inside of blood vessels in your brain, designed to keep infections and toxins away from it.