"Sex adult product factory" sex tips for too long a long time in the excitement of sexual organs, congestion, and can lead to chronic female pelvic congestion and back pain or acid, abdominal pain, fatigue and other symptoms, so long also induce chronic pelvic inflammatory disease, which for health damage. "Sex adult product factory" Tip Since there is great individual differences in the strength and time of sexual intercourse, the boundaries are difficult to distinguish between normal and abnormal. Your husband's condition, you can also use the same room to measure the performance of the two sides is moderate, if refreshing, energetic, there is no impact on the daily life and work, "Sex adult product factory" prompt it considered to be normal, If the mental and physical exhaustion, it is necessary to control time.