Am J Physiol Regul Integr Comp Physiol November 2015 PMID 26333783

Morning and evening physical exercise differentially regulate the autonomic nervous system during nocturnal sleep in humans.

Yujiro Yamanaka, Satoko Hashimoto, Nana N Takasu, Yusuke Tanahashi, Shin-Ya Nishide, Sato Honma, Ken-Ichi Honma

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Mentions

Peak: 9 in Feb 2023

across 3 sources since Nov 2020

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AI synopsis

What people are saying

Discussions highlight the effects of morning exercise on sleep quality and autonomic nervous system regulation, emphasizing how timing alters physiological responses. Users use engaging language such as 'efficiency of sleep improvement' and 'role as a synchronizer,' illustrating both interest and recognition of the study's significance.

AgreementModerate agreement

Most discussions support the article's findings that exercise timing influences sleep and autonomic regulation.

InterestHigh interest

Posts show high interest, referencing specific results like improved sleep quality with morning exercise and changes in sympathetic and parasympathetic activity.

EngagementModerate engagement

Several comments delve into the implications, with some discussing mechanisms like circadian rhythms and exercise as a Zeitgeber, indicating moderate to deep engagement.

ImpactModerate impact

The widespread mention of practical applications such as exercise timing affecting sleep quality suggests perceived moderate impact on health practices.

Abstract in brief

The study found that physical exercise performed in the morning or evening affects the body's circadian rhythms differently, delaying melatonin and temperature rhythms, but only evening exercise significantly alters sleep architecture and the fall of body temperature.
Morning exercise increases parasympathetic activity during sleep (indicated by HRV changes), while evening exercise enhances sympathetic activity, leading to higher heart rates during sleep.
These results suggest that the timing of daily exercise has distinct impacts on sleep quality, autonomic nervous system regulation, and circadian hormone rhythms in healthy young males.]

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All mentions

Impact of Morning and Evening Exercise on Human Sleep and Autonomic Regulation

This study examines how morning and evening physical activity influence circadian rhythms, sleep architecture, and autonomic nervous system activity during sleep in healthy young males. Results indicate timing affects…

胃と腸の専門家　江田証の内視鏡チャンネル · Sep 21, 2025 1,727 views

Effects of Morning and Evening Exercise on Sleep and Autonomic Regulation

Morning and evening physical exercise differently regulate the autonomic nervous system during sleep, affecting circadian rhythms, sleep architecture, and heart rate. This study highlights the importance of exercise…

碳基生物生存指南 · Mar 24, 2025 9 views

JULIA

@juliadev_ · X

May 11, 2024 · 1 like · 754 followers View post →

Karla Ziegler

@mariposatuitera · X

RT @felipeisidro13: - Ejercicio matutino mejora la calidad del sueño nocturno. https://t.co/7k3aPjIyLa https://t.co/CvGQ9eBejD - Mayor bet…

Jan 5, 2024 · 2 shares · 26,705 followers View post →

Ale ❤️‍

@alejandravelezg · X

RT @felipeisidro13: - Ejercicio matutino mejora la calidad del sueño nocturno. https://t.co/7k3aPjIyLa https://t.co/CvGQ9eBejD - Mayor bet…

Nov 19, 2023 · 2 shares · 1,101 followers View post →

Felipe Isidro

@felipeisidro13 · X

Nov 19, 2023 · 14 likes · 2 shares · 16,793 followers View post →

Karla Ziegler

@mariposatuitera · X