Caffeine During Menopause: Could It Be Making Insomnia or Hot Flushes Worse? October 8, 2026 Caffeine During Menopause: Could It Be Making Insomnia or Hot Flushes Worse? For many of us, coffee is a comforting part of the morning routine. It helps shake off tiredness, improves alertness and can make starting the day feel a little easier. But during perimenopause and menopause, you may notice that your usual coffee suddenly affects you differently. Hormonal changes can influence everything from sleep to temperature regulation, and caffeine may make certain symptoms more noticeable. If you are struggling with insomnia, hot flushes or night sweats, it may be worth taking a closer look at what is in your cup. Caffeine and Hot Flushes Hot flushes and night sweats are common during menopause. They occur as hormonal changes affect the body's temperature regulation, making it more sensitive to relatively small changes. Caffeine is a stimulant that acts on the central nervous system and can temporarily increase heart rate and blood pressure. For some women, these effects may contribute to or intensify hot flushes and night sweats.1 However, responses vary considerably.1 Some people can continue enjoying their usual coffee without noticing a difference, while others find that even a small amount seems to trigger symptoms.1 Keeping track of when you consume caffeine and when your hot flushes occur can help you identify whether there is a pattern. Could Caffeine Be Keeping You Awake? Sleep can already become more difficult during menopause, particularly when night sweats repeatedly interrupt rest. Caffeine can add another challenge because it works by blocking adenosine, a chemical involved in promoting sleepiness. Caffeine has an average half-life of around five hours, although it can remain in some people's systems for longer.1 This means an afternoon coffee could still be affecting you when it is time for bed. Caffeine may make it harder to fall asleep, reduce sleep quality and contribute to restless sleep.1 This can create a frustrating cycle. After a poor night's sleep, you might reach for extra coffee to get through the next day, only to find it harder to sleep again that night. Should You Give Up Coffee? Not necessarily. Your individual response matters more than following a one-size-fits-all rule. Try keeping a simple diary of your caffeine intake, sleep and hot flushes for one or two weeks. If you notice a connection, consider gradually reducing your intake or switching some drinks to decaf or caffeine-free alternatives. You could also try avoiding caffeine for at least six to eight hours before bedtime. If you regularly consume a lot of caffeine, reducing it gradually rather than stopping suddenly may help minimise withdrawal symptoms such as headaches, tiredness and irritability. When to Speak to Your Doctor Menopause affects everyone differently, and caffeine is only one possible contributor to sleep problems and hot flushes. If insomnia, night sweats or other menopausal symptoms are persistent, severe or affecting your quality of life, speak with your doctor or another qualified healthcare professional. They can help identify what may be contributing to your symptoms and discuss treatment and lifestyle options that are appropriate for you. How Sove CPAP Clinic Can Help If caffeine is affecting your sleep during menopause, another sleep issue, such as insomnia or obstructive sleep apnea, may also be contributing to your symptoms. Sove CPAP Clinic has over 100 clinics nationwide and offers bulk-billed home sleep studies for eligible patients to investigate sleep apnea, as well as personalised, evidence-based care for other sleep problems. To speak with our team, book a sleep study or learn more about our sleep services, call 1300 76 29 39 or email info@thecpapclinic.com.au. When considering whether a sleep study is right for you, speak to your doctor. Medicare criteria and T&C’s apply. References 1. Jennifer. “Can Caffeine Affect Menopause? An Expert Guide from Dr. Jennifer Davis - Menopause Mastery.” Menopause Mastery, 15 Sept. 2025, https://mlrb.net/can-caffeine-affect-menopause/. Accessed 16 Sept. 2026.
