Trying to Get Pregnant? 10 Proven Sperm Killers
There is a grain of truth in the myth about hot tubs preventing pregnancy. “Wet heat” isn’t good for the testes, and, according to a study published in 2007, even 30 minutes in a Jacuzzi or hot tub can temporarily decrease sperm production.
However, this study also showed that the negative effects of wet heat on sperm may be reversible.
Dr. Shin counters that wet heat exposure can impact a man’s sperm for a surprisingly long time. Because sperm takes so long to mature, “any interventions [to reduce exposure] will usually take at least three, if not six to nine, months to show any benefit,” he says.
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