Hit the sack earlier tonight and you’ll be more likely to want some loving tomorrow, according to a new study in the Journal of Sexual Medicine. Researchers surveyed 171 women and found that those who got more sleep on a given night were significantly more likely to want some hanky-panky when they woke up.

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“The longer women sleep, the better their capacity for sexual desire the following day,” notes study author David A. Kalmbach, Ph.D., a researcher at the Sleep and Circadian Research Laboratory at the University of Michigan Medical School. Good sleep is important for mood, concentration, memory, and energy, along with sexual desire and arousal, adds Kalmbach. “The important thing is to schedule your evening so you have enough time to get sufficient sleep.”