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    Hourly Intraday testosterone profiles in young eugonadal (healthy functional) men (1973-1983) Enjoy. There's no way I am copying these graphs again so sorry you have to view this on another site. I reached way back for you guys. 1970s-1980s back when we had "REAL" men...
  2. Nelson Vergel

    Circadian variation in systemic hormone levels in healthy men
  3. Nelson Vergel

    The Effect of Sleep on Your Hormones, Erections, Body and Quality of Life

    Why is that some people can sleep through the night while others toss and turn? No matter how early or late you get to bed, you can't seem to get a full night of rest? You've tried just about everything to improve your sleep--sleeping pills, valerian root, napping, eating before bedtime, not...
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