In her album West End Girl, Lily Allen got candid about where her open relationship with ex-husband David Harbour went wrong ...

Opening up a relationship is a negotiation—a labyrinthine, unpredictable, and especially horny one. Communicate what you need ...

Love comes in all shapes and sizes, and that doesn’t always mean monogamy. For some people, having one committed partner is plenty, but for others, the idea of having more than one partner makes them ...

The nature of long-term relationships is constantly evolving and while monogamous arrangements suit some, others are ...