The problems to look out for include genital numbness, erection problems and soreness and skin irritations in the groin area.
Men who cycle a lot can also experience changes to their sperm function, because of the excessive heat generated in the pelvic area.
Regular cyclists also run a higher risk of testicular damage and impaired testicular function.
Mountain bikers run a particular risk, says Mr Nargund, as studies have shown that they exhibit higher levels of scrotal abnormalities than on-road cyclists.
More than 60 per cent of male cyclists who have taken part in research studies have reported genital numbness.
There is a greater incidence of numbness and erectile problems in men who cycle regularly and over longer training distances.Web Link
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