How to increase nighttime HRV:

🏃 Exercise in the morning
🥘 Don't eat <3 hours before bedtime
🥃 No alcohol
🧠 Get a vagus nerve stimulation device (e.g. Nurosym)
🩸 Reduce inflammation (rapamycin is king, omega-3 also ok)
💊 Supplements: Ashwagandha, Magnesium L-Threonate, Probiotics

Co-Founder sablier.com and open-source developer. I have a broad range of interests, including longevity, epistemology, physics, and psychology.


I’ve been implementing Mag L-Threonate for the past 10 days, I was definitely intrigued. We’ll see how it fares going forward, but I like the cognitive benefits and the sleep help it can give