BDSM

                                           WHAT IS BDSM?
BDSM 
 Is an erotic preference and a term of sexual expression involving the constant use of restraint, intense sensory stimulation, and fantasy power play an act. The term initialism  BDSM is discovered from the terms bondage  and discipline (B&D or B/D), dominant and submission (D&S or D/s), and sadism and masochism (S&M or S/M). BDSM includes a huge spectrum of activities and plays, forms of interpersonal relationship, and distinct subcultural.

Activities and relationships within a BDSM category are characterized by the participants usually taking act on complementary, but unequal roles, so that the idea of both the partners becomes essential and differently play the roll.
In BDSM both partners are playing very hardly and intensely. In this act the sexual intercourse and  inserting the penis into Vagina is very rigidly and hardly with the compromising of both partners. BDSM is very painful activity, very hopefully that the both persons with be intensely injured in the case of acting this play.