美国性学专家约翰·格雷教授指出,现代生活节奏与文化特征导致了人们的性心理趋于脆弱化。文化程度越高、年龄越大性心理脆弱化越严重。性心理脆弱化(sex mentalstate frailty简称SMSF)表现形式多种多样,在夫妻性生活中尤为显现,可直接造成性功能障碍。时间性SMSF:这个时间是不是性生活的合适时间?性生活持续 Professor John Gray, a professor of sexual sciences in the United States, points out that the rhythm and cultural characteristics of modern life have led to the tendency of people’s sexual psychology to become vulnerable. The higher the education level, the more serious the older ones are. Sexual mental vulnerability (Sex mentalstate frailty referred to as SMSF) a variety of manifestations, especially in marital sex, can directly cause sexual dysfunction. Time-based SMSF: Is this time the right time for sex? Sexual activity continues