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Men who wear looser-fitting boxer shorts have 25 percent higher sperm concentration, researchers say
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Sperm count set to hit zero in 2045' - expert shares common mistakes men make - Mirror Online
Men who wear tight boxers produce lower quality SPERM, study reveals - Mirror Online
Men who prefer boxer shorts have higher sperm concentration, study says
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9 benefits of sleeping naked during the heatwave - which are more than just a good night's sleep - Mirror Online
Men who wear boxer shorts produce higher quality semen, study finds, The Independent
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Men who wear tight boxers produce lower quality SPERM, study reveals - Mirror Online
9 benefits of sleeping naked during the heatwave - which are more than just a good night's sleep - Mirror Online
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