As people age they start facing problems in their sex life due to erectile dysfunction (inability to get a proper erection) or premature ejaculation (ejaculating too soon). Women too lose their vaginal tone and don't enjoy sex that much. Kegel exercises which take only 10 seconds per rep can come to the rescue and help both men and women facing these problems. How to do Kegel exercises? The next time you urinate make it a point to figure out what muscles you need to target while doing Kegel exercises. You can do so by holding your urine halfway through urination