If you're thinking of new ways to spice up your sex life, before you start searching online for terms like "sex toys," "ménage à trois" or "new sex positions perfected by acrobats," take a moment to consider a simple experiment: Sleep naked tonight.

To start, we all know getting a good night's sleep has a variety of benefits, including boosting the immune system, restoring energy, reducing stress and improving cognitive skills. "Sleep affects literally everything you do," said Michael J. Breus, Ph.D., also known as the Sleep Doctor, who is a clinical psychologist in Los Angeles. "It affects every organ system and every disease state. Everything you do, you do better with a good night's sleep."

Plus, sleeping naked and the associated skin-to-skin contact with a partner can potentially increase oxytocin production. Annika Carroll, a sleep and health coach in Canada and founder of the SleepMasteryMethod, outlined some of the key benefits of sleeping nude for your sex life and overall well-being.

1. Skin-to-skin contact and oxytocin

Oxytocin is often referred to as "the love hormone." Produced in the hypothalamus and released by the