Sleep research review
Daily Exercise for Better Sleep: A Research Review
Regular exercise can improve sleep, particularly how people rate their sleep quality and insomnia symptoms. Changes in device-measured sleep are usually smaller and less consistent. The research supports making movement a sustainable part of life, not treating a workout as a guarantee of a good night. [1,2]
Despite the word “daily,” exercising every day is not a proven requirement for better sleep. Studies have tested many schedules, often over weeks or months. A manageable weekly routine is more useful than pressure to complete a perfect daily streak. [2]
What improves, and how is it measured?
Researchers distinguish between subjective sleep, reported through questionnaires or diaries, and objective measurements from movement monitors or laboratory sleep studies. These measures answer related but different questions. Feeling that sleep is more restorative matters, but it does not automatically mean that someone sleeps substantially longer.
A 2024 systematic review combined 19 randomized trials involving adults with diagnosed insomnia or insomnia symptoms. Exercise improved both subjective and objective sleep outcomes overall, with larger effects on self-reported sleep. Results varied considerably between studies, so the findings do not establish one ideal exercise routine. [1]
A separate review of 22 trials involving 1,806 adults found clearer benefits for self-reported sleep than for movement-monitor measurements. Only six trials measured sleep with actigraphy, which estimates sleep from movement. Across those studies, sleep efficiency, the proportion of time in bed spent asleep, improved, but several other measured outcomes did not clearly change. [2]
Results from adults with insomnia should not be assumed to apply equally to people who already sleep well.
Does the type of exercise matter?
Several approaches have evidence behind them, but research does not establish a universal winner.
• Aerobic activity. Walking, cycling and other aerobic exercise feature in many trials. Regular programs can improve reported sleep quality; running or strenuous training is not required to participate in the kinds of activity studied. [2]
• Strength training. Resistance exercise, using weights, bands or other resistance, may also improve sleep quality. A 2018 systematic review of 13 trials found encouraging results from regular training, but the effects of a single session, the best timing and the most effective program remained uncertain. [3]
• Mind-body exercise. Tai chi and yoga combine movement with attention and, often, breathing practices. They may help some people, but results depend on the population and program. [2,5] In a trial of 320 adults aged 60 or older with chronic insomnia, both tai chi and conventional exercise improved actigraphy-measured sleep efficiency compared with a usual-care control group. The average advantage was about 3–4 percentage points after 12 weeks. The conventional program combined brisk walking and strengthening; the trial does not tell us which component helped most. [4]
A network meta-analysis of 22 insomnia trials compared several exercise approaches. It found promising results, but most trials had methodological concerns and many comparisons were rated low certainty. Rankings from such analyses should not be read as proof that one activity is best for everyone. [5]
Regular activity without an all-or-nothing target
For general health, the World Health Organization recommends 150–300 minutes of moderate-intensity aerobic activity, 75–150 minutes of vigorous activity, or an equivalent combination across a week, plus activity strengthening all major muscle groups on at least two days. These are public-health targets, not a validated exercise prescription for insomnia. [6]
Activity does not need to last 30 minutes to count. Short bouts contribute to the aerobic target when they reach the relevant intensity; lighter movement can still benefit health. Walking or wheeling for transport, household tasks and other activity all offer ways to move. Start from what fits your current ability and circumstances. [6,9]
What about evening exercise?
An evening workout is not automatically bad for sleep. A 2026 review, pooling 16 randomized trials, found no clear overall advantage of morning over evening exercise for most sleep outcomes. Evening exercise was linked to more wakefulness after falling asleep, although that finding required caution because smaller studies may have influenced the result. Differences were more apparent at higher exercise intensities. [7]
A large 2025 wearable study adds useful context. Among 14,689 physically active people, later, more strenuous exercise was associated with later sleep onset, shorter sleep and other less favorable overnight measures. This was observational research, not a randomized trial. It cannot establish that the exercise caused the changes or that everyone needs to stop exercising exactly four hours before sleep. [8]
The practical interpretation is flexible: if a demanding late session repeatedly leaves you feeling activated or disrupts your usual sleep, consider an earlier time or a gentler evening option. If evening is the only workable time, the evidence does not justify abandoning all activity then. Protecting enough time for sleep also matters. [7]
Making the evidence useful
Choose an activity that fits your interests, access and abilities. That might be walking, cycling, an adapted class, seated movement or an appropriate strengthening activity. These are options for building a routine, not interchangeable treatments with identical sleep benefits. Physical activity also supports cardiovascular and mental health, so its value need not depend entirely on whether sleep improves. [6,9]
Notice patterns over time rather than judging the routine by one night or a wearable score. A brief note about activity, sleep and daytime functioning may be more useful than trying to optimize every measurement. The aim is a sustainable habit, not another task to perform perfectly.
If a health condition, pain or functional limitation makes activity difficult, a suitable professional can help adapt it. Persistent insomnia deserves attention in its own right: cognitive behavioral therapy for insomnia (CBT-I) has a strong guideline recommendation for chronic insomnia. Exercise can be a helpful part of life alongside appropriate care, rather than a reason to postpone it. [6,10]
What to take away
Regular, achievable activity can support better sleep, but the size of the benefit varies. Favor a routine you can sustain, adapt timing when needed, and leave room for recovery and sleep. More effort is not a guarantee of better rest.
References
- Riedel A, Benz F, Deibert P, et al. The effect of physical exercise interventions on insomnia: A systematic review and meta-analysis. Sleep Medicine Reviews. 2024;76:101948. Published online 9 May 2024.
pubmed.ncbi.nlm.nih.gov/38749363/ - Xie Y, Liu S, Chen XJ, et al. Effects of Exercise on Sleep Quality and Insomnia in Adults: A Systematic Review and Meta-Analysis of Randomized Controlled Trials. Frontiers in Psychiatry. 2021;12:664499.
pmc.ncbi.nlm.nih.gov/articles/PMC8215288/ - Kovacevic A, Mavros Y, Heisz JJ, Fiatarone Singh MA. The effect of resistance exercise on sleep: A systematic review of randomized controlled trials. Sleep Medicine Reviews. 2018;39:52–68. Published online 19 July 2017.
pubmed.ncbi.nlm.nih.gov/28919335/ - Siu PM, Yu AP, Tam BT, et al. Effects of Tai Chi or Exercise on Sleep in Older Adults With Insomnia: A Randomized Clinical Trial. JAMA Network Open. 2021;4(2):e2037199.
pmc.ncbi.nlm.nih.gov/articles/PMC7885034/ - Bu ZJ, Liu FS, Shahjalal M, et al. Effects of various exercise interventions in insomnia patients: a systematic review and network meta-analysis. BMJ Evidence-Based Medicine. 2026;31(2):102–113. First published online July 2025; final issue March 2026.
pubmed.ncbi.nlm.nih.gov/40664502/ - World Health Organization. WHO Guidelines on Physical Activity and Sedentary Behaviour. 2020. Recommendations, adult and disability sections.
ncbi.nlm.nih.gov/books/NBK566046/ - Souabni M, Del Sordo GC, Saurel M, et al. Effects of morning versus evening exercise on sleep: a systematic review of comparative studies with a meta-analysis of randomized controlled trials. Sleep Medicine Reviews. 2026;90:102358. Published online 20 August 2026.
pubmed.ncbi.nlm.nih.gov/42632303/ - Leota J, Presby DM, Le F, et al. Dose-response relationship between evening exercise and sleep. Nature Communications. 2025;16:3297.
pmc.ncbi.nlm.nih.gov/articles/PMC12000559/ - World Health Organization. Physical activity. Fact sheet, 26 June 2024.
who.int/news-room/fact-sheets/detail/physical-activity - Edinger JD, Arnedt JT, Bertisch SM, et al. Behavioral and psychological treatments for chronic insomnia disorder in adults: an American Academy of Sleep Medicine clinical practice guideline. Journal of Clinical Sleep Medicine. 2021;17(2):255–262.
pmc.ncbi.nlm.nih.gov/articles/PMC7853203/