All of Healthily's articles undergo medical safety checks to verify that the information is medically safe. View more details in our safety page , or read our editorial policy. People often say it to describe the length of time that it takes someone to reach orgasm. But sexual stamina can also refer to physical fitness or the amount of time you can spend having sex before getting tired. Studies show that the average time taken for ejaculation to occur during intercourse is 5 and a half minutes, but every couple is different. Some people prefer to take their time, while others prefer it when sex is fast.