After discussion with various categories of people (both male & female) regarding sex, sex power, sex problems etc., the author has observed the following deficiencies: 1. Many people have wrong concept on sex matters due to lack of knowledge on sex organs (internal & external). 2. Many female do not even have basic knowledge on menses & pregnancy matters. Thus they unnecessary suffer during menses, delivery of birth becomes complicated, health of baby & mother get critical etc. 3. After 3 to 4 years of marriage, people get bored on sex with same partner. Male do selfish game on sex play and even do not understand / bother whether his partner got 100% satisfaction or not in intercourse. 4. All these problems and other deficiencies are addressed in this book. 5. Moreover 60 nos. intercourse postures are attached in this book with a note on each posture mentioning whether advantage / disadvantage, suitable for pregnant /new couple / slag penis holder (generally aged person) etc. The intercourse posture is required to change frequently in order to stimulate & boost the sex desire and to keep the same sex partner attractive & interesting at each intercourse