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Fertility Glossary

Oxidative stress

An imbalance that can damage sperm cells and their DNA.

Male fertility

Smoking, heat, infection and some lifestyle factors are associated with oxidative stress. Evidence on antioxidant supplements is mixed.

Also known as: reactive oxygen species, ROS

Last reviewed: 23 September 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.

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