Lillian Glass, a California-based communication and psychology expert who says she coined the term in her 1995 book Toxic People, defines a toxic relationship as “any relationship [between people who] dont support each other, where theres conflict and one seeks to undermine the other, where theres competition, where

What is toxic in love?

Toxic love often means oscillating between strong highs (excitement and passion) and intense lows (anxiety and depression). You revel in the highs but mostly experience the lows.