Among the primary triggers of ED is usually a buildup of the phosphodiesterase type 5 (PDE5) enzyme that restricts blood move for your penis and helps prevent or lessens the firmness of the erection.Eia kekahi, hiki i ka ho?ohana ?ana i kahi ID ho?opunipuni ke ho?ololi i ka palekana pilikino. Ma ka h??ike ?ana i kahi h??ailona ho?opunipuni e komo a