Best Kegel exercises are to improve muscle tone by strengthening the pubococcygeus muscles of the pelvic floor. As is a popular prescribed best exercise for pregnant women to prepare the pelvic floor for physiological stresses of the later stages of pregnancy and childbirth. (source Wikipedia)
Do Kegel 3 times a day:
Make sure your bladder is empty, then sit or lie down.
Tighten your pelvic floor muscles.
Hold tight and count 3 to 5 seconds.
Relax the muscles and count 3 to 5 seconds.
Repeat 10 times, 3 times a day.
*Attention, of course, these exercises can help and improve your health but before do it ask recommendations to your doctor