Once the penis is inside the vagina, one or both partners move their pelvis, so that the penis goes backwards and forwards with changes of rhythm. This can last anything from a couple of minutes to over an hour. It usually ends with a climax of sexual excitement called orgasm . Sexual intercourse can be difficult, especially if it is your first time or you are nervous. Kissing, stroking and cuddling, also known as 'foreplay', arouse both the male and the female.
Most men can have an erection and be aroused quite quickly.
Foreplay usually helps women to be aroused so that their vaginas are relaxed to allow the penis to enter easily and without pain. When a woman is sexually excited her body will produce a natural lubrication to assist penetration. There are many different ways to have penetrative sex which you can explore, so be prepared for a journey with lots of excursions into unknown areas. In this way, you will find what suits you best. Homosexuality Sexual relationships between men and women are called heterosexual or 'straight' relationships.