Sex is an exercise
Sex is a kind of exercise, it will never equal a session of strength training or even a boxing class, during sex, the human body is releasing and contracting all the muscles within our body. The butts, legs, arms and all the muscles are getting used, and some positions have better toning, as long as you are giving your best and full efforts into it you will be burning calories from the start until the end. Depending on the session it burns around 120 calories.
Keeps skin young and healthy
During sex, intercourse, the blood circulation is increased, it helps us pump oxygen to our skin resulting in a glowing, fresh and brighter appearance. Sex can boost our natural collagen productions that can actually make us look younger, in short, regular sexual engagement has long lasting effects.
Sex can increase life span
Having two to three orgasms in one week can increase our life span. Engaging in a regular sex can lead to a long life, the hormone works and improves immunity level in the body. (source)
Makes hair healthier
Obviously, the hormone is not just only control our sex drive, because it has a big factor in the way our hair looks. Satisfying sex life can result in healthy hair because our body increases the ability to metabolize nutrients accordingly.
Produces healthy sperm
Men who have frequent sex have a higher volume of semen This can benefit women because semen help to fight and prevent depressions, it boosts our energy and it can also help us to have smoother delivery, if we are pregnant.
Happier Mood
Sex is definitely pleasurable on both physical and mental level, it can elevate mood and reduce stress. Sex actives who never used condoms has a higher percentage to get better mood and fewer depressive symptoms than who used contraceptive methods.