Why Would Anyone Have A Leasehold?
Society & Culture4 mins ago
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I believe that between 50 and 150 million sperm per millilitre is what fertility is based upon, with between 30 and 50% of the semen being active. This is only a rough guide, because it can be quite a long-winded job to produce definite results. Sperm activity can be slowed by illness, excessive drinking, smoking and other things.
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