31/07/2026
Wide awake at midnight again? ⏱️
If you missed your afternoon nap but are still staring at the ceiling, exhausted yet unable to switch off, your nervous system is trapped in a loop.
The system that keeps your brain on high alert during the day—the sympathetic nervous system (your “fight-or-flight” response)—is the exact same system preventing you from getting restful sleep. Chronic overuse of this system keeps you wired, making uninterrupted rest physically impossible.
The solution? You have to use a needle to remove a needle. 🪡
Here is the paradox: Acute exercise initially stimulates the sympathetic nervous system. However, engaging in consistent, moderate-to-long duration endurance training forces a profound biological adaptation. It ultimately enhances parasympathetic nervous system tone—your body’s crucial “rest and digest” mode—while simultaneously suppressing chronic sympathetic overdrive.
You aren’t just wearing your muscles out; you are giving your brain the biological permission to finally shut down.
This isn’t just about feeling tired. Chronic sleep deprivation (sleeping fewer than six hours) is a highly documented, direct risk factor that significantly increases your risk of myocardial infarction (heart attacks) and coronary heart disease.
Build your endurance to reclaim your sleep, drastically reduce your cardiovascular risk, and protect your heart.
Support our vision to prevent heart disease before it starts. Start building endurance into your daily life and join us at the Cardiac Rehab Run! 🏃🏽♂️💨
References
Wei, R., Duan, X., & Guo, L. (2022). Effects of sleep deprivation on coronary heart disease. The Korean Journal of Physiology & Pharmacology, 26(5), 297–305. https://doi.org/10.4196/kjpp.2022.26.5.297
Cited by: 29
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🌐 www.TelanganaRunners.com
Dr Muralidar Babi, MBBS, MD (CMC Vellore)
Founder, Cardiac Rehab and Telangana Runners