Hello, I am Dr Almudena Utrera, and as a gynaecologist specialising in fertility, one of the conditions I see most often in my practice and which raises the most questions is endometriosis. If you have been diagnosed, I know you probably have a whirlwind of questions and concerns: about pain, about your quality of life and, above all, about your chances of becoming a mother.

Fluorescent in situ hybridisation (FISH) in sperm cells has been a complementary diagnostic tool in the study of male infertility over many years, but its clinical application has been under review in recent years.

Today we are going to talk about a subject that has certainly gained a lot of attention in the sports and health world: anabolic steroids. If you have ever wondered what they are, why some people use them and what the associated risks are, this article is for you.