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The penis and scrotum can contract involuntarily in response to chilly temperatures, anxious or anxious level and participation in athletics.[9] This lower of flaccid penis measurement is referred to from the slang time period "shrinkage", as a result of motion by the cremaster muscle. The same phenomenon impacts cyclists and training bike people,

If there’s nearly anything typical about penis form, it’s that many are typically cylindrical, frequently with a wider — or at least a more pronounced — head.Mainly because it heals, scar tissue varieties alongside the tunica albuginea -- a tricky sheath round the spongy tissue that fills with blood to build an erection. The scarred part ca