The claim
Bathing with hot water frequently exposes your testicles to heat, which reduces your sperm count.
Rating
Indeed! regularly bathing with hot water could result in a reduction in a man’s sperm count, albeit temporarily.
Reviewed by First Check ↗ ·
Original fact check ↗Original review summary
The review says heat exposure may negatively affect sperm production and reports that repeated exposure to hot baths or tubs can sometimes have reversible effects on male fertility. It notes that the cited research concerns infertile men repeatedly exposed to high water temperatures.[S1]
Research date:
Sources and attribution
- [S1] First Check original review
Original review · Retrieved October 16, 2026