when the male inserts his penis into his partner's anus done by same-sex and heterosexual couples usually the penis is pulled back and pushed in to create stimulation for both people can be done from many different positions You need lots of lube for this. Otherwise it could be painful for the person being penetrated, and could tear a condom. Don't penetrate too quickly. Try stimulating the outside of the anus first. Then gradually, work your way in. If the person being penetrated is not relaxed, it will be very uncomfortable. That person may get hemorrhoids the next day. Wait until both people are ready, aroused, and interested. If you have a physical disability and do not have feeling in your genitals, you may find the anus is sensitive to sexual stimulation. It may not be for you. People have sex acts they like and those they don't. Sometimes your preferences will change over time.