2:45 in “70’s Educational bit explicit doc about Sexuality: The sexually mature adult”

70’s Educational bit explicit doc about Sexuality: The sexually mature adult

Original was uploaded on 2022-01-04

Very interesting to be watched more than 50 years later! Covers the physiology and emotions involved in mature sexual behavior during the four stages of sexual response in intercourse. Uses live photography to show responses of individual couples in each stage of lovemaking and animated diagrams to illustrate internal responses. Men and women give individual accounts of their sexual experiences and concludes with a look at continuing sexual relationships in older men and women