When Dr Rena Malik posted a video on her YouTube channel called 'Where's the G-Spot?', twelve million people tuned in to hear the answer. The urologist and sex educator has carved out a space as a reliable and trustworthy source of sex education.

But Dr Rena hasn't always been so open. She grew up in an Indian family that didn't talk about sex, no sir. Then she went to medical school, where she learnt about the female body and its magical powers. She says the more you know about your anatomy and the origins of pleasure, the easier it is to have a great time in bed.

So, get your notebooks, it's time to go back to school.