Apart from it's fun, it's also good for you. Here are some very sound, and scientific reasons why sex is not just everyone's favorite past time, but why it's good for you. Check it out below:

1. People who have regular penile-vaginal intercourse have lower blood pressure than those who do not.


2. The more a man ejaculates, the lower his risk of getting prostate cancer. Men who had more than 20 sexual partners in their lifetime are 28% less likely to get prostate cancer.


3. Oxytocin, the love hormone, is elevated in men after sex. Men are less likely to want to stray from their patners, and sex drives men to be more committed to a relationship.


4. Men who have more sex are 45% less likely to develop life-threatening heart conditions.


5. Orgasms increase blood flow to all parts of the brain, and researchers say it is better than doing a crossword.


6. Vaginal stimulation is found to block chronic back pain. leg pain and even headaches.


7. Sex is also moderate exercise and burns four calories per minute for men and three per minute for women.


8. Sex can be used to relieve period symptoms. Muscle contractions during climax relieve tension in the muscles of the uterus.


9. Sex can even prevent the common cold. It will boost the body's levels of an antibody called immunoglobulin A, which protects you from colds and flu.


10. Sex releases DHEA, a natural steroid that keeps you looking young. Couples who have sex at least three times a week look more than 10 years younger than those who do not.


11. A study found that morning sex boosts your mood and immune system for the rest of the day.


12. One study found that four hours after an orgasm, a woman's gait changes into one that is taller and more confident.


13. More sex is good for your skin. Dr. Elizabeth Tanzi, told Lifestyle Mirror that "Regular sex increases blood flow and decreases stress hormones in the body, and those stress hormones wreak havoc on the skin."