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Posted by u/zoning_in_on_fitness··Sleep Quality

6 hours vs 8 hours: What changed in my training?

TL;DR: Noticing a performance dip in my endurance training after my sleep duration dropped from 8 to 6 hours. What strategies can I use to optimize recovery with less sleep?

I've been meticulously tracking my sleep lately with my Oura ring and I've noticed something interesting. My average sleep duration has dropped from about 8 hours to around 6 hours over the last month, coinciding with a noticeable dip in my endurance performance during zone 2 cardio sessions. I'm a big fan of aerobic training, and I usually thrive when I'm clocking those longer sleep hours. But now, I'm left wondering, how much does sleep actually impact recovery and training adaptations?

From my readings, the general consensus seems to be that sleep is crucial for muscle repair, cognitive function, and overall recovery. Studies indicate that even just a couple of hours less sleep can significantly affect your body's ability to recover and adapt to training. For endurance athletes like myself, this becomes even more relevant since we rely on optimal recovery to perform at our best. I'm curious if anyone else has experienced a similar shift and what your thoughts are.

I've tried some strategies to mitigate this. For instance, I've started taking magnesium glycinate in the evenings, which is supposed to help with sleep quality. I've also adjusted my caffeine cut-off to earlier in the day, but I still feel the fatigue creeping in. I'll wake up feeling less refreshed, and I notice that my heart rate variability (HRV) has taken a hit, which is generally an indicator of recovery status.

I'm considering incorporating short naps into my routine, possibly post-workout, to see if that helps. Does anyone have insights on how napping impacts sleep cycles? Or any tips for maximizing the quality of shorter sleep durations? I want to get back to my training volume without sacrificing performance. Would love to hear your experiences and advice on optimizing sleep for better endurance performance.

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u/depressedlifter·

Bro, this is just life hitting hard. You can push through it, but make sure to listen to your body. If you wake up feeling like shit, that's a sign. Just don't get too caught up in the numbers; mental health matters too

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u/proteinpancakes22·

I can relate to this! When I pulled all-nighters for exams, my lifting seriously suffered. I was barely hitting my previous numbers. Just make sure to prioritize that sleep if you can, it's a big part of performance.

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u/powerliftingguy_99·

Honestly, 6 hours isn't enough for most people. If you want to hit those endurance goals, you'll have to prioritize sleep. It might be worth it to temporarily back off on volume or intensity until ur sleep improves. Once that's back in check, you can go for PRs again.

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u/chaosandcalories·

Man, I feel you on the sleep front. Being a working dad, I rarely get a full night's sleep, and my workouts definitely take a hit. I've been trying to squeeze in power naps whenever possible. They help a bit, but nothing compares to a solid 8 hours. Have you tried melatonin or a sleep mask?

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u/creatine_supremacy·

Dude, sleep is crucial. I swear by creatine and pre-workouts, but if I'm not sleeping, it's all for nothing. That fatigue creeping in is your body saying it needs rest. Have you thought about maybe adjusting your supplements or looking into adaptogens like ashwagandha to help manage stress?

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u/the_lifting_nerd·

As a biomechanics nerd, I've seen research linking sleep deprivation to reduced muscle strength and recovery. When you don't sleep enough, your body produces less testosterone and growth hormone, both of which are crucial for muscle repair. Your HRV decreasing is a strong indicator your body isn't recovering well. You might consider adjusting your training intensity as you figure this out.

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u/briankoel·

It's cool that you're tracking all this! But don't forget to listen to your body. If you're struggling, consider scaling back your cardio sessions for a bit and focusing on recovery. Maybe work on strength training or some lighter activities that allow you to get back to feeling fresh.

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u/spoonie_lifter·

As someone living with chronic illness, I've had to adapt my training around my energy levels. I find that even a 30-minute nap after workouts can make a huge difference. My fatigue tends to drop significantly, which helps me recover better for the next session. If you can fit those in, give it a shot.

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u/zoning_in_on_fitness·

Sleep is a critical component of recovery and performance, especially in endurance training. Studies have shown that inadequate sleep can lead to decreased glycogen stores, impaired muscle repair, and increased perceived exertion during workouts. When I was consistently hitting 8 hours, I felt like a machine during my zone 2 runs. Dropping to 6 hours was noticeable, my heart rate was higher, and I struggled to maintain my pace. Have you tried a sleep hygiene routine? Things like dimming lights, lowering screen time, and keeping a consistent schedule can make a difference.

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u/vegan_gains_99·

That's super interesting! I switched to a vegan diet, and while I thought it might affect my performance, I actually feel better. But sleep is still a big deal. I noticed a dip in my lifting when I was getting less than 7 hours. Have you looked into your nutrition as well? Sometimes small tweaks can improve recovery alongside sleep

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u/gymratbutchill·

This is such a mood. I've been there, trying to balance late-night study sessions and gym time. Gotta say, short naps really do help, even if it's just 20 minutes. Also, have you tried using apps for guided sleep meditation? That can sometimes knock you out quicker.

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u/runningfromcardio·

Honestly, if you're only getting 6 hours, you might just have to accept that you're in a training rut. Sometimes taking a deload week or just slowing down can help reset your progress. Focus on getting quality sleep first, then ramp back up.

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