Erections: Neurotransmitters, Hormones, Hlwb Lub Nrig

erections

Seem no muaj kev tshawb fawb thiab cov khoom hauv hlwb hauv hlwb, neurotransmitters thiab cov tshuaj hormones nrog txiv neej libido thiab erections. Feem ntau yog cov txuj ci heev. Erectile kawg yog vim raug ntau siv porn siv yog qhov teeb meem loj tuaj. Saib: