??? ???? ?? ?? ???: ??, ???, ??? ?? ???? ????? ??? ?? ??? ?? ????? ??? ???? ????. ??? ??? ??? ??? ??? ????. ?? ??, ???, ?? ??, ?? ???? ??? ?????.---? ???? ??????(Cialis)? ???? ??? ???? ? ED ????, ?? 36?? ???? ???? ??? ????. ‘??? ?’?? ??? ??? ? ?? ?? ?????.---? ????? ??- ? ?? ?? ??- ??? ??? ??- ?? ??? ?? ?? ??- ??? ?? ??---? ?? ??????? ?? 30~60?

The common male has four to eight spontaneous erections every evening when he sleeps. They typically come about throughout the REM phase, when dreaming is most common.A vacuum pump for erectile dysfunction attracts blood into your penis by using a hand- or batter-operated pump, along with a constriction ring is placed at the base in the penis to ke