Macmillan’s guidelines are to hold the scrotum in the palm of your hand and use your fingers and thumb to examine each testicle for lumps, swellings, differences between testicles and anything unusual ...

It is great that you are keeping an eye on your son's testicles as it is important to pick up undescended testicles as soon as possible. By undescended testicles I mean one or both testicles never ...

The first-ever 3D model of testicles, made using mouse cells, could improve our understanding of sex development disorders and male infertility. When you purchase through links on our site, we may ...

There are four main stages of testicular cancer. In the initial stages, precancerous cells are present in the testicles. In later stages, the cancer has spread to distant parts of the body. In its ...

My son is three and a half and his testicles are often undescended - i.e. they are normally up in his body, but I have seen them in his scrotum on the odd occasion. I don't know if this is normal. I ...