비아그라 효과에 대해 알려지지 않은 사실
Age. When you get older, your metabolism slows down. So Viagra could final for a longer time as you age. In general, it's possible you'll detect Viagra performs for a longer interval any time you’re 65 or more mature.Viagra is a powerful drug for treating male erectile dysfunction, but it surely targets sexual efficiency, not sexual arousal. Ther