NEW YORK (Reuters Health) - An extra hour of bright light can
lift the levels of a pituitary hormone that enhances testosterone
in men, a new study shows.
Researchers found that men who were exposed to an hour of bright
light before sunrise experienced an increase in luteinizing hormone
(LH), a hormone produced in the brain's pituitary gland.....
http://story.news.yahoo.com/news?tmpl=story&cid=571&ncid=751&e=1&u=/nm/20030430/hl_nm/men_light_dc