In all seriousness men aged between 15 - 45 are at risk of testicular cancer, so thought would provide you lot with some info! Girls this is just as appropriate for you, much more fun if you check your man yourself
(yes I know this belongs under health but thought it too important to be down there.....excuse the pun)
Please do look at the link for advice on how to check and what to look out for.
A public health announcement by TC