People have been combining drugs and sex for generations. As long as it's legal, why not?
Rejecting your partner in a kind, positive way may be better for your relationship than (grudgingly) giving in.
Dominance doesn't have to involve humiliation or strict demands.
Sex toy manufacturers are all vying to make the best sex toy ever. The truth is, it doesn't exist.
Science has proved it: Regular orgasms have proven benefits, and masturbation is a reliable way of reaping those rewards.