5 THINGS SEX DOESN'T DO. 1) Sex doesn't Strengthen a Relationship. A weak Relationship is weak not because there is no sex in it, but because there is no LOVE (affection, attention), COMMUNICATION and COMMITMENT in it. "Sex is not Love" Adequate daily Communication, giving Attention to each other (hanging out, spending time together) and showing Affection (speaking each other's love language) for each other strengthens Relationships. 2) Sex doesn't Spice up a Relationship Ndi "Let's spice our relationship with sex" A Relationship is boring not because of a lack of Sex, but because of a lack of purpose, fun,