heat damaging sperm

Testicle Temperature: How Heat Impacts Fertility

Is heat killing your sperm? In humans, sperm production is temperature dependent with normal testicular function requiring a temperature of 2–4°C below the general body temperature. The testicles’ ability to hang lower when too warm and retreat when too cold regulates the scrotal temperature. The tissue surrounding the testicles (blood network, fat, skin) also regulates the …

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