Can sex help you sleep better?

Illustration of couple embracing, showing how intimacy aids better sleep

WELLBEING & HEALTH SERIES

Science says yes!

Yes - sexual activity before bed triggers the release of sleep-promoting hormones such as oxytocin, prolactin, and endorphins, which help reduce stress and promote relaxation. Research shows that people who engage in sexual activity with a partner fall asleep significantly faster than on nights without it.

Key Points

Oxytocin reduces stress and anxiety by calming the brain's fear center and lowering cortisol levels, creating an ideal state for sleep
Prolactin surges after orgasm and is directly linked to feelings of satisfaction and sleepiness, with partnered sex releasing 400% more than masturbation
Endorphins act as natural pain relievers that reduce discomfort and create wellbeing, helping you release daily tensions
A Dutch study found that people fall asleep 23% faster (about 5 minutes quicker) after having sex with a partner
Both men and women experience equal sleep benefits, falling asleep in approximately 16 minutes compared to 21 minutes on non-intimate nights

Here's something you probably didn't expect to discover: the secret to better sleep might be hiding under the covers - literally. Whilst we often focus on mattresses, pillows, and sleep schedules, there's another powerful sleep aid that science is increasingly validating: sex with your partner.

If you've ever drifted off peacefully after a moment of intimacy with your partner, you weren't imagining things. Research shows that intimacy - particularly partnered sex with orgasm - can genuinely improve your sleep quality and help you fall asleep faster.^1,2 Let's explore the fascinating science behind this connection.

23%

Faster time to fall asleep after intimacy with a partner

400%

More prolactin released from partnered sex vs. masturbation

14%

Increase in likelihood of intimacy after quality sleep

The Science Behind the Afterglow

When it comes to sleep, your body orchestrates an intricate hormonal symphony. Sexual intimacy triggers the release of several key sleep-promoting chemicals that work together to prepare your body for rest:

The Sleep-Inducing Hormone Trio

Oxytocin - The "Love Hormone":

Floods your system during intimate moments, reducing stress and anxiety by calming activity in the amygdala (your brain's fear centre)
lowers cortisol, your primary stress hormone.³
Creates a deeply relaxed state that's perfect for sleep

Prolactin - The Satisfaction Signal:

After orgasm, both men and women experience a surge in prolactin, a hormone directly linked to feelings of sexual satisfaction and sleepiness.^4,5 Remarkably, partnered sex releases 400% more prolactin than masturbation, which may explain why intimate moments with a partner feel especially sleep-inducing.⁶

Endorphins - Nature's Pain Relievers:

These natural "feel-good" chemicals reduce discomfort and create a sense of wellbeing, making it easier to let go of the day's tensions and drift off peacefully.

Research Spotlight

A recent Dutch study published in the Journal of Sleep Research found that people who had sex with a partner before bed fell asleep 23% faster—about five minutes quicker—than on nights without sexual activity.⁷ Both men and women experienced this benefit equally, with participants falling asleep in approximately 16 minutes compared to 21 minutes on non-intimate nights.

Not Just Any Intimacy - Quality Matters

Before you rush to conclusions, here's an important nuance: not all sexual activity produces the same sleep benefits. A comprehensive diary study involving 159 participants over 2,076 nights revealed some fascinating findings:¹

Partnered sex with orgasm significantly reduced sleep latency (time to fall asleep) and increased sleep quality
Sexual activity without orgasm showed no significant sleep improvements
Masturbation (with or without orgasm) didn't demonstrate the same sleep-enhancing effects
No gender differences emerged—both men and women benefited equally

Why the difference? The emotional connection and feelings of safety, belonging, and satisfaction that come with intimate partnered experiences appear to amplify the sleep benefits beyond the purely physical hormonal response.² When you feel emotionally satisfied and connected, you fall asleep an average of 10-12 minutes faster than when you're emotionally unsatisfied.

The Bidirectional Relationship: Sleep Affects Intimacy Too

Here's where things get really interesting: whilst intimacy can improve your sleep, quality sleep also enhances your intimacy. It's a virtuous cycle:

Women who consistently get adequate sleep report higher levels of sexual desire⁸
Each additional hour of sleep increases the likelihood of sexual activity the next day by 14%⁸
Sleep deprivation wreaks havoc on libido through fatigue, anxiety, and mood swings⁸
One in four couples cite tiredness as a reason for not having sex⁸

The Sleep-Intimacy Cycle

Creating the Ideal Sleep Environment

Your bedroom environment plays a crucial role in both intimacy and sleep quality. Research shows that optimal sleep temperature is between 16-19°C,⁹ and your bedding choices can significantly impact both comfort during intimate moments and subsequent sleep quality.

Here are some products to help you Sleep Better:

Temperature Control

Keep your bedroom cool. After the natural body warming from physical activity, a cooler environment helps trigger your body's sleep response.

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Light Control

Blackout Blinds allow you to control your sleep cycle - after a late night, avoid waking up at the crack of dawn.

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White Noise Machines, Sleepphones and Earplugs

Noise Control

Mask noise from noisy partners. Clinically tested Sound Therapy Machines with white noise and nature sounds help mask annoying sounds. Create a peaceful relaxing environment to fall asleep faster. Couple with comfortable Sleep Headphones or go nuclear and use some quality Earplugs.

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Scientific References

¹ Oesterling, C.F., Borg, C., Juhola, E., & Lancel, M. (2023). The influence of sexual activity on sleep: A diary study. Journal of Sleep Research, 32(4), e13814. doi: 10.1111/jsr.13814

² Sprajcer, M., et al. (2022). Emotional satisfaction, orgasm frequency and relationship quality. Referenced in Oesterling et al. (2023), Journal of Sleep Research.

³ Raymond, J.S., Rehn, S., Hoyos, C.M., & Bowen, M.T. (2021). The influence of oxytocin-based interventions on sleep-wake and sleep-related behaviour and neurobiology: A systematic review of preclinical and clinical studies. Neuroscience & Biobehavioral Reviews, 131, 1005-1026. doi: 10.1016/j.neubiorev.2021.10.016

⁴ Spiegel, K., Follenius, M., Simon, C., Saini, J., Ehrhart, J., & Brandenberger, G. (1994). Prolactin secretion and sleep. Sleep, 17(1), 20-27. doi: 10.1093/sleep/17.1.20

⁵ Kruger, T.H.C., Leeners, B., Naegeli, E., Schmidlin, S., Schedlowski, M., Hartmann, U., & Egli, M. (2012). Prolactin secretory rhythm in women: immediate and long-term alterations after sexual contact. Human Reproduction, 27(4), 1139-1143. doi: 10.1093/humrep/des003

⁶ Brody, S., & Krüger, T.H. (2006). The post-orgasmic prolactin increase following intercourse is greater than following masturbation and suggests greater satiety. Biological Psychology, 71(3), 312-315. PMID: 16095799

⁷ Lastella, M., et al. (2025). Sleep on it: A pilot study exploring the impact of sexual activity on sleep outcomes in cohabiting couples. Sleep Medicine. doi: 10.1016/j.sleep.2024.12.026

⁸ Various studies on sleep deprivation and sexual desire, as compiled in Oura Ring Sleep Research (2025). "How Sex Impacts Sleep: Benefits, Challenges, and Tips to Improve Both."

⁹ Sleep research consensus on optimal bedroom temperature for sleep onset and maintenance: 16-20°C (60-68°F).