Forums in the Strength Training Niche

1. startingstrength.com
Starting Strength - strength training discussion forum
https://startingstrength.com/resources/forum/  

2. MuscleTalk
Welcome to MuscleTalk - UK Bodybuilding, Strength, Fitness and Supplements information since November 2000
https://www.muscletalk.co.uk/  

3. StrongFirst Forum
Welcome to the StrongFirst forum for strength discussion
https://www.strongfirst.com/community/  

4. www.shapefit.com
Forum has 102,500 posts.
https://www.shapefit.com/forum/  

5. Bodybuilding, Muscle, Fitness and Health Forum - TMuscle
TMuscle - Read and discuss bodybuilding, muscle, strength, fat loss, supplements, health, fitness, steroids, powerlifting, strongman and much more.
https://www.tmuscle.co.uk/  

6. forum.muscleandstrength.com
Muscle & Strength Forum: Learn how to build muscle and lose fat!
https://forum.muscleandstrength.com/  

7. Weight Loss Forum - Diet Forum - Weight loss Diet Forum Online
Weight loss community forum where you can talk to experts and people just like you, who are all working toward a healthier lifestyle and weight management goals.
https://www.weight-loss-center.net/weight_loss_diet_forum/  

8. Rokslide Forum
Forum has 6 posts.
https://www.rokslide.com/forums/  

9. CrossFit Discussion Board
Forging Elite Fitness. CrossFit is a core strength and conditioning program. We have designed our program to elicit as broad an adaptational response as possible. The CrossFit Program was...
https://board.crossfit.com/  

10. www.ironmagazineforums.com
Bodybuilding and Anabolic Steroid Discussion Forums.
https://www.ironmagazineforums.com/  

11. The Fast Diet
https://thefastdiet.co.uk/forums/  

12. Forums - T Nation
The Worlds #1 Hardcore Training Site
https://forums.t-nation.com/  

13. Body Building Forum - The Iron Den
The Iron Den bodybuilding forum literally has everything that you need to know if you hope to effectively build muscle.
https://www.theironden.com/forum/  

14. PricePlow Forum
Share Supplement Deals, Nutrition News, Diet, and Training Tips!
https://forum.priceplow.com/  

15. Underground Body Building Forum
The most comprehensive bodybuilding forum feature news, announcements, promotions and your input on UGbodybuilding here
https://www.ugbodybuilding.com/  

16. BabyPips.com Forex Trading Forum
Ask forex questions and share trade ideas, market analysis, trading systems with other traders.
https://forums.babypips.com/  

17. Professional Muscle - Bodybuilding Forum
Discuss everything Muscle Gain, Strength, Fat Loss, Supplements, Steroids, and Pro Bodybuilding & Powerlifting at Professional Muscle Forum
https://www.professionalmuscle.com/forums/  

18. Puppy Forum and Dog Forums
Come join a community dedicated to the discussion of grooming, food reviews, training tips, rescue groups, and dog pictures. All dog breeds and dog breeders welcome
https://www.dogforums.com/forums/  

19. I Love My Cockapoo Forums
A forum community dedicated to Cockapoo owners and enthusiasts. Come join the discussion about breeding, health, behavior, housing, adopting, care, classifieds, and more!
https://www.ilovemycockapoo.com/forums/  

20. www.englishclub.com
General Teacher Discussion, Grammar and Usage, School Projects, TEFL Training Discussion, Employment Discussion
https://www.englishclub.com/tefl-forums/  

21. Zend Forums
This PHP blog includes articles from experts about PHP development, security, best practices — and more.
http://forums.zend.com/  

22. Boxing News 24 Forum
Forum has 292,934 topics.
http://boxingforum24.com/  

23. Runners Forum
Forum has 38,452 topics.
http://www.runnersforum.co.uk/  

24. Insomnia Coach®
Get free insomnia help and support from others who know exactly what it's like to live with insomnia by joining the Insomnia Coach forum today.
https://insomniacoach.com/forum/  

25. Poodle Forum
A forum community dedicated to all Poodle owners and enthusiasts. Come join the discussion about breeds, training, puppies, food reviews, grooming, and more.
https://www.poodleforum.com/  

26. www.skimble.com
Skimble forums.
https://www.skimble.com/workout-trainer/forums/  

27. TrainerRoad
A dedicated forum for cyclists to discuss what they're doing to get faster, and learn from like-minded athletes and coaches.
https://www.trainerroad.com/forum/  

28. Eslbase
Discussion forums to help you throughout your TEFL career
https://www.eslbase.com/forum/  

29. Labrador Retriever Dogs Chat F
Another very popular forum in the pets niche.
https://www.lab-retriever.net/board/  

30. The Labrador Forum
Help, friendship and support for dog lovers and lab fans worldwide. Information on training, puppies, diet, health
https://thelabradorforum.com/  

31. RuneScape Community
The RuneScape Wiki is a RuneScape database that anyone can contribute to. Includes skills, quests, guides, items, monsters and more.
http://forums.zybez.net/  

32. hrsuccesstalk.com
Discussion on HR topics like Performance management, statutory compliance, training, HRD, employee engagement, HRMIS. Recruitment and Talent Acquisition.
https://hrsuccesstalk.com/forum/  

33. Raspberry Pi
Forum has 251,118 topics.
https://www.raspberrypi.org/phpBB3/  

34. Anabolic Steroids - Steroid.com Forums
Steroid forums questions Visit the most visited Steroid forum website in the world and chat with others at any time.
https://forums.steroid.com/forum.php  

35. Adopting.org
Forum has 2,895,942 posts.
http://forums.adoption.com/  

36. www.tefl.net
General Teacher Discussion, Teaching Young Learners, Teaching Adults, Business English, Special Needs, Tests & Exams, Games & Activities, ELT Management, Grammar & Usage, TEFL Help, Teacher...
https://www.tefl.net/forums/  

37. www.go4expert.com
Forum has 96,809 posts.
https://www.go4expert.com/forums/  

38. Skin Care Talk
A forum community dedicated to skin care professionals and enthusiasts. Come join the discussion about recipes, health, gels, peels, lotions, cosmetics, care, reviews, and more!
https://www.skincaretalk.com/forums/  

39. CTC Forum
Forum has 1,447,795 posts.
https://forum.ctc.org.uk/index.php  

40. World Class Bodybuilding
Forum has 26,888 members.
http://www.worldclassbodybuilding.com/forums/  

41. Fantasy Football - Footballguys Forums
Many people go football crazy over sports forums like this one.
https://forums.footballguys.com/forum/  

42. GermanShepherdHome.net
Everything you wanted to know about German Shepherd Dogs from Puppy to Senior, purchase or rescue, health, training.
https://germanshepherdhome.net/forum/  

43. saradas.org
Forum Saradas - Index
https://saradas.org/  

44. Social Slimmers
Dieting and weight loss community offering a friendly environment in which to ask questions and get support regarding weight loss, dieting and fitness.
https://www.socialslimmers.com/  

45. Horse and Hound Forum
Horse and Hound Forum
https://forums.horseandhound.co.uk/  

46. Real Muscle Forums - Body Building and fitness Forums
Real Muscle forum is a fitness and bodybuilding forum purely for the discussion of keeping fit and improving your body.
https://www.realmuscleforum.com/  

47. Boxer World Forums
Boxer world is the most popular forum about boxer dogs
http://www.boxerworld.com/forums/  

48. EliteFitness.com Bodybuilding
Bodybuilding, Fitness, and Anabolic Steroids Forums EliteFitness.com
https://www.elitefitness.com/forum/  

49. Vertical Reference Helicopter Forums
Forum has 19,890 members.
https://helicopterforum.verticalreference.com/  

50. PPRuNe Forums
The Professional Pilots Rumour Network (PPRuNe) is an aviation website dedicated to airline pilots and those who are considering a career as a commercial pilot.
https://www.pprune.org/