r/QuantifiedSelf
28k members
r/QuantifiedSelf is a subreddit with 28k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses tracking, app, sleep, health, and data, and they frequently recommend/review sleep tracker, fitness watch, and smart watches.
Popular Themes in r/QuantifiedSelf
#1
Solution Requests
: "Is upgrading to a multifrequency body comp scale actually useful? or is a standard basic smart scale enough for trend tracking??"
8 posts
#2
Advice Requests
: "Getting bloodwork understood without a family doctor"
4 posts
#3
Self-Promotion
: "SALE SALE SALE *** HEALTH LOG: HEALTH TRACKER***"
1 post
Popular Topics in r/QuantifiedSelf
#1
Tracking
: "Tried a bunch of wearables at IFA and self-Tracking is getting weirdly specific"
14 posts
#2
App
: "Weekly Lifestyle Data and Analytics App Thread"
11 posts
#3
Sleep
: "A Harvard team just ran a clinical trial on using wearables + smart thermostats to fix Sleep. I built the consumer version"
5 posts
#4
Health
: "What is the least useful Health metric you have ever tracked?"
3 posts
#5
Data
: "Trying to correlate my GLP-1 side effects with everything else I'm logging and it's turning into a Data nightmare"
3 posts
#6
Wearables
: "A Harvard team just ran a clinical trial on using Wearables + smart thermostats to fix sleep. I built the consumer version"
3 posts
#7
Tracker
2 posts
#8
Apps
2 posts
#9
Quantified Self
: "multiplayer Quantified Self - compare your sleep stats vs your friends"
2 posts
#10
Hrv
: "hume band 2.0 vs whoop vs oura when you care about Hrv more than another subscription"
2 posts
Products Discussed in r/QuantifiedSelf
Sleep Tracker
5 reviews
#1
Oura
4.0★ from 1 review
#2
Eight Sleep Pod Pro
5.0★ from 1 review
#3
Beddit
4.0★ from 1 review
Fitness Watch
1 review
#1
Garmin
4.0★ from 1 review
Smart Watches
1 review
#1
CMF
3.0★ from 1 review
Member Growth in r/QuantifiedSelf
Yearly
+10k members(51.8%)
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About
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Last updated: September 29, 2026