As daylight diminishes people can feel their mood dimming. In fact millions of U.S. adults experience seasonal affective disorder. Light therapy can help fend off winter depression, starting in the fall.
Have you noticed you're sleeping a little longer? Maybe you're experiencing a shift in appetite — craving more sweets or pasta. In autumn, our bodies sense the change in light as the dark winter months approach, which can help explain what you are fe... [4043 chars]

