This season of "Love Is Blind" has reignited conversations around the difference between healthy flirting and negging — which is defined as giving backhanded compliments meant to undermine a person's self-worth.

For Dave Bettenberg and Lauren O’Brien, their relationship struggled the second they got out of the pods. Pressure from his sister and knowledge that Lauren had a “friends with benefits” situation just before coming on the show evolved into a tornado of complications for the engaged couple.