Bondage seems to be the preferred way for couples to spice up their sex lives.

While over 52 percent respondents said that they have used handcuffs during intercourse, 1 in 5 have gagged a partner while making love.
Moreover, 16 percent of people asserted that bondage is now an every day part of their sexual routine.
Meanwhile, 21 percent added that they would love to try the bondage tricks but had yet to find a partner who felt the same.
Source-ANI