| 1 | Physical fitness (fitness) | 953M – 1.1B | Interests > Fitness and wellness (fitness) > Physical fitness (fitness) |
| 2 | anytime fitness (fitness) | 91M – 107M | Interests > Additional interests > anytime fitness (fitness) |
| 3 | Fitness professional (fitness) | 90M – 106M | Interests > Additional interests > Fitness professional (fitness) |
| 4 | Equinox Fitness (fitness) | 33.1M – 39M | Interests > Additional interests > Equinox Fitness (fitness) |
| 5 | Fitness services (fitness) | 61.4M – 72.3M | Interests > Additional interests > Fitness services (fitness) |
| 6 | Fitness and wellness (fitness) | 760M – 893M | Interests > Fitness and wellness (fitness) |
| 7 | Physical exercise (fitness) | 815M – 958M | Interests > Fitness and wellness (fitness) > Physical exercise (fitness) |
| 8 | Health club (fitness) | 469M – 551M | Interests > Additional interests > Health club (fitness) |
| 9 | Men's Fitness (publication) | 265M – 312M | Interests > Additional interests > Men's Fitness (publication) |
| 10 | Muscle & Fitness (publication) | 196M – 230M | Interests > Additional interests > Muscle & Fitness (publication) |
| 11 | Fitness (biology) | 101M – 119M | Interests > Additional interests > Fitness (biology) |
| 12 | Fitness Girls | 77.4M – 91M | Interests > Additional interests > Fitness Girls |
| 13 | bodybuilding and fitness (fitness) | 106M – 124M | Interests > Additional interests > bodybuilding and fitness (fitness) |
| 14 | MyFitnessPal (fitness) | 27.9M – 32.8M | Interests > Additional interests > MyFitnessPal (fitness) |
| 15 | Planet Fitness | 44.3M – 52.1M | Interests > Additional interests > Planet Fitness |
| 16 | 24-hour fitness (fitness) | 51.7M – 60.7M | Interests > Additional interests > 24-hour fitness (fitness) |
| 17 | Health food brands (food and drink) | 850K – 1M | Interests > Additional interests > Health food brands (food and drink) |
| 18 | Fitness & Health | 4.1M – 4.8M | Interests > Additional interests > Fitness & Health |
| 19 | Fitness Tips | 1.4M – 1.7M | Interests > Additional interests > Fitness Tips |
| 20 | Fitness (magazine) | 5.9M – 6.9M | Interests > Additional interests > Fitness (magazine) |
| 21 | Fitness news and content (outdoor activities) | 20.4M – 24M | Interests > Additional interests > Fitness news and content (outdoor activities) |
| 22 | Fitness equipment and clothing (clothing) | 52.6M – 61.9M | Interests > Additional interests > Fitness equipment and clothing (clothing) |
| 23 | Sports news and content (sport) | 850K – 1M | Interests > Additional interests > Sports news and content (sport) |
| 24 | Fitness First | 20.4M – 24M | Interests > Additional interests > Fitness First |
| 25 | Snap Fitness | 16.5M – 19.3M | Interests > Additional interests > Snap Fitness |
| 26 | Life Time Fitness | 27.8M – 32.7M | Interests > Additional interests > Life Time Fitness |
| 27 | Fitness app | 20.8M – 24.5M | Interests > Additional interests > Fitness app |
| 28 | LA Fitness | 20.7M – 24.3M | Interests > Additional interests > LA Fitness |
| 29 | Crunch Fitness | 20.7M – 24.4M | Interests > Additional interests > Crunch Fitness |
| 30 | Life Fitness | 14M – 16.5M | Interests > Additional interests > Life Fitness |
| 31 | Cycling equipment and clothing (cycling) | 850K – 1M | Interests > Additional interests > Cycling equipment and clothing (cycling) |
| 32 | GoodLife Fitness | 27.3M – 32.1M | Interests > Additional interests > GoodLife Fitness |
| 33 | Vida Fitness | 6.3M – 7.4M | Interests > Additional interests > Vida Fitness |
| 34 | Garmin Fitness | 2.2M – 2.6M | Interests > Additional interests > Garmin Fitness |
| 35 | General fitness training | 29.8M – 35M | Interests > Additional interests > General fitness training |
| 36 | Fitness boot camp | 20.3M – 23.8M | Interests > Additional interests > Fitness boot camp |
| 37 | Fitness and Figure competition | 111M – 131M | Interests > Additional interests > Fitness and Figure competition |
| 38 | International Federation of BodyBuilding & Fitness | 36.5M – 42.9M | Interests > Additional interests > International Federation of BodyBuilding & Fitness |