DIY, The Wonderfully Weird History and Science of Masturbation, Union Square & Co., Eric Sprankle,Sex and sexuality, social aspects,Social and ethical issues, sex;sexuality;masturbation;solo sex;sex addiction;pornography;sexual health;sex and sexuality;gay sex;sexual guilt;sexual education;benefits of masturbation;sexual activity;sex ed,women's sexuality;semen retention;masturbation benefits;orgasm;getting off;sex toys;masturbation addiction;sexual taboo;pseudoscience;self-pleasure;sexual fantasy;Sex book;history of sex;sex education;self pleasure;Mary Roach books,, , United States, en-UShttps://www.hachettebookgroup.comsex;sexuality;masturbation;solo sex;sex addiction;pornography;sexual health;sex and sexuality;gay sex;sexual guilt;sexual education;benefits of masturbation;sexual activity;sex ed,women's sexuality;semen retention;masturbation benefits;orgasm;getting off;sex toys;masturbation addiction;sexual taboo;pseudoscience;self-pleasure;sexual fantasy;Sex book;history of sex;sex education;self pleasure;Mary Roach books, [BLURB],[CITY],New York,books, ebooks, biblet, Book2look