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Everyone knows what he or she "should" do to obtain good health. But the mere knowledge of what we should be doing is never enough. If we've not been in good shape for some time, if we can't remember the last time we did any meaningful exercise on a consistent basis, and if we've added more pounds over

Simon and Garfunkel [and later, The Bangles] had it right. Winter light is hazy - it's more diffuse. The sun is lower in the sky and the sun's rays reach the Earth at an angle, losing much of their power. And of course, there's less sunlight during each 24-hour day of winter than during the rest of the