A single session of resistance exercise does not markedly alter sleep architecture in young males, regardless of regimen type (maximum strength vs. hypertrophy training).
This study compared the effects of maximum strength training (MST) and hypertrophy training (HYP) on sleep quality in 11 young males. MST significantly reduced REM sleep time compared to a control condition, but no other sleep parameters (total sleep time, sleep efficiency, sleep onset latency, wake after sleep onset, non-REM sleep) differed significantly. The findings suggest that a single bout of resistance exercise, whether strength- or hypertrophy-focused, does not substantially change overall sleep architecture.
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A single session of resistance exercise does not markedly alter sleep architecture in young males, regardless of regimen type (maximum strength vs. hypertrophy training). The current body of evidence comprises 1 study, including 1 randomized controlled trial. EvidenceHub rates the overall confidence at 48/100 (low).
The Claim
A single session of resistance exercise does not markedly alter sleep architecture in young males, regardless of regimen type (maximum strength vs. hypertrophy training).
This conclusion is most relevant to: 11 healthy young males (mean age 22.5 ± 1.7 years)..
What the Research Shows
The conclusion draws on 1 linked study. Highlights from the cited literature:
- ▸Effects of two different types of resistance exercise on sleep quality and nocturnal physiological responses in young males. (Physical activity and nutrition, 2026) —
How It Works
The proposed biological pathway:
- ▸Resistance exercise performed in the evening
- ▸Elevated proximal skin temperature during first 90 min of sleep
- ▸No significant changes in distal-proximal temperature gradient, HR, or HRV
- ▸Result: Only REM sleep reduced after MST; overall sleep architecture not markedly altered
Who Might Benefit
Evidence fit by population:
- ▸11 healthy young males (mean age 22.5 ± 1.7 years).
Recommended Dose
N/A
Limitations & Caveats
Important context when interpreting this evidence:
- ▸Small sample size (n=11) limits generalizability
- ▸Only young males studied, so findings may not apply to females or older adults
- ▸Single session design; chronic effects of resistance exercise on sleep were not assessed
Frequently Asked Questions
Does resistance exercise improve sleep quality?▼
In this study, a single session of resistance exercise did not significantly improve most sleep quality measures (e.g., total sleep time, sleep efficiency) in young males, though maximum strength training reduced REM sleep time.
What is the difference between maximum strength training and hypertrophy training for sleep?▼
Maximum strength training (high load, long rest) reduced REM sleep compared to control, while hypertrophy training (moderate load, short rest) did not significantly affect any sleep parameter. Neither regimen altered overall sleep architecture.
How was sleep measured in this study?▼
Sleep quality was evaluated using electroencephalography (EEG) to measure sleep stages, along with heart rate, heart rate variability, and skin temperature during sleep.
Can resistance exercise affect body temperature during sleep?▼
Yes, both types of resistance exercise significantly increased proximal skin temperature during the first 90 minutes of sleep compared to the control condition, but the distal-to-proximal temperature gradient did not differ.
References
- 1.Suzuki M, Natsui T, Matsudo H, Furukawa H, Goto K. “Effects of two different types of resistance exercise on sleep quality and nocturnal physiological responses in young males..” Physical activity and nutrition, 2026. PMID: 42438854 DOI: 10.20463/pan.2026.0031