Does it have an effect on sperm concentration and quantity if men wear triangle or boxer underwear? - Quora
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Boxers or briefs? Largest-ever study shows boxers may beat briefs for baby-making - Good Morning America
![Before and after unfold, underwear is my brother with stained, the cum is mine.. : r/stolenMensUnderwear Before and after unfold, underwear is my brother with stained, the cum is mine.. : r/stolenMensUnderwear](https://i.redd.it/before-and-after-unfold-underwear-is-my-brother-with-v0-ufliuj59uptb1.jpg?width=4032&format=pjpg&auto=webp&s=527bc77f34ad83684e86ba2d3cf23291fa24a35e)
Before and after unfold, underwear is my brother with stained, the cum is mine.. : r/stolenMensUnderwear
![Men who wear boxer shorts produce higher quality semen, study finds | The Independent | The Independent Men who wear boxer shorts produce higher quality semen, study finds | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2018/08/07/17/istock-603273484.jpg)
Men who wear boxer shorts produce higher quality semen, study finds | The Independent | The Independent
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