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The best subreddits for fitness & health

Some of Reddit's most supportive communities live here: weight loss journeys, home gyms, running plans, and nutrition science. Health audiences are highly engaged and ask specific, answerable questions daily.

18 communities · 60.7M combined members · data updated 2026-07-26

#1 r/Fitness Check rules before posting

A place for the pursuit of physical fitness goals. Please see the r/Fitness Wiki and FAQ at https://thefitness.wiki for help with common questions.

12.6Mmembers
18 yrsage
10/10signal
#2 r/nutrition No self-promotion

A subreddit for the discussion of nutrition science. Macronutrients, micronutrients, vitamins, diets, and nutrition news are among the many topics discussed. Civil discourse is re

5.9Mmembers
18 yrsage
10/10signal
#3 r/strength_training Self-promo restricted

Discussion of all topics related to strength training: Bodybuilding, powerlifting, weightlifting, strongman, kettlebells, bodyweight training.

5Mmembers
17 yrsage
10/10signal
#4 r/bodyweightfitness No self-promotion

Bodyweight Fitness is for redditors who like to use their own body to train, from the simple pullups, pushups, and squats to the advanced bodyweight fitness movements like the plan

4.8Mmembers
15 yrsage
10/10signal
#6 r/loseit No self-promotion

A place for people of all sizes to discuss healthy and sustainable methods of weight loss. Whether you need to lose 2 lbs or 400 lbs, you are welcome here!

4.2Mmembers
16 yrsage
10/10signal
#7 r/keto No self-promotion

The Ketogenic Diet is a low carbohydrate method of eating. /r/keto is place to share thoughts, ideas, benefits, and experiences around eating within a Ketogenic lifestyle. Helping

4Mmembers
16 yrsage
10/10signal
#8 r/HealthyFood

This subreddit is for sharing and civil discussion of specified food, akin to /r/food but for food which may have a more healthful composition. The focus should be solely on the sp

3.5Mmembers
age
10/10signal
#9 r/yoga Self-promo restricted

Reddit's best place for all things yoga.

3.4Mmembers
18 yrsage
10/10signal
#10 r/xxfitness Self-promo restricted

We're a community targeted at female and gender non binary/gender non conforming redditors to discuss fitness. However, all genders are welcome to contribute, all we ask is that y

3.1Mmembers
16 yrsage
10/10signal
#12 r/crossfit Self-promo restricted

A community for discussing all things CrossFit, including: • The methodology – weightlifting, functional fitness, training, lifestyle, and tips. • The sport – athletes, competition

1.8Mmembers
18 yrsage
10/10signal
#13 r/homegym Self-promo restricted

A subreddit devoted to working out at home.

1.2Mmembers
14 yrsage
10/10signal
#14 r/GYM No self-promotion

A community for Redditors to discuss any topics relating to general fitness; with an emphasis on barbell & dumbbell lifting, as well as calisthenics (bodyweight movements).

1.2Mmembers
18 yrsage
10/10signal
#15 r/intermittentfasting No self-promotion

Intermittent Fasting (IF) is way of eating that restricts *when* you eat, usually on a daily or weekly schedule. People engage in IF to reap the many benefits to health, fitness,

1Mmembers
14 yrsage
10/10signal
#16 r/mentalhealth Self-promo restricted

The mental health subreddit is the central forum to discuss, vent, support and share information about mental health, illness and wellness.

682.9kmembers
18 yrsage
10/10signal
#17 r/workout No self-promotion

All are welcome to discuss working out in all its various aspects; discuss routines, nutrition, ask for help or support, and share your success with others! Please be kind to all.

611.2kmembers
16 yrsage
10/10signal
#18 r/gainit Self-promo restricted

EAT MORE FOOD AND READ THE RULES AND SIDEBAR BEFORE YOU POST!

480.2kmembers
16 yrsage
10/10signal

The self-promotion landscape

We analyzed the published rules of these 18 communities: 7 prohibit self-promotion outright, 8 allow it only under conditions (designated threads, participation ratios, or moderator approval). The biggest audience is r/Fitness with 12.6M members; note that r/nutrition is among those that explicitly ban promotional posts. Always open a community's rules link before posting — it takes a minute and protects your account.

How to approach these communities

Fitness Reddit runs on progress stories and evidence. The communities have seen every fad — what earns respect is consistency documented over time: before/after posts with routines attached, honest struggle threads, and answers that cite actual experience. Read each community's wiki first; r/Fitness in particular redirects most beginner questions to its excellent guides, and posting a question the wiki answers gets your post removed.

Health is also where Reddit's skepticism peaks — supplement sellers and program peddlers are spotted and banned faster here than almost anywhere. If you have a fitness product, the viable route is the weekly discussion threads, transparent founder posts where allowed, and being genuinely useful in comments. The audiences are enormous and loyal, but only to people who clearly train themselves.

Frequently asked questions

Which fitness subreddit is best for beginners?

r/Fitness has the most comprehensive beginner wiki on the internet — start with its recommended routines before posting anything. r/bodyweightfitness is ideal if you have no gym access, and r/loseit provides a supportive community for weight loss with daily accountability threads. All three prioritize helping newcomers who show they've read the basics.

Are fitness communities on Reddit friendly to trainers and coaches?

Friendly to their knowledge, hostile to their marketing. Most ban links to coaching services and paid programs. Trainers build audiences here by answering form-check posts and programming questions in detail — the profile click-through comes naturally from being visibly expert, not from promotion.

What is the largest subreddit for fitness enthusiasts?

r/Fitness is the largest community in this niche with 12.6M members. A place for the pursuit of physical fitness goals. Please see the r/Fitness Wiki and FAQ at https://thefitness.wiki for help with common questions.

Can I promote my product in Fitness & Health subreddits?

It depends on the community: of the 18 communities in this niche, 7 ban self-promotion entirely and 8 allow it only under specific conditions such as designated threads or participation requirements. Check the policy badge on each community's page here, then read the full rules on Reddit before posting.

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