James Jackson

James Jackson is a personal trainer who uses his expertise in strength and conditioning to create helpful workout tutorials that show fitness enthusiasts how to build muscle while staying safe in the gym. He draws on the latest sports science data as well as tried and tested training techniques to get the best results for his clients without them having to live in the gym.

These 4 real-life case studies will show you what 34 inch thighs look like.

Is it unhealthy to have 35 inch thighs?

Learn what 21 inch thighs look like and whether or not they’re a slim size.

Learn how slim a 20 inch thigh circumference really is.

Are 19 inch thighs 2-3 inches slimmer than average for everyone?

Learn how slim 18 inch thighs will look at your height.

Learn why having 16 inch legs and 17 inch legs could be damaging your health.

Find out the average thigh circumference measurement for your age and gender.

Learn what causes people to have 40, 45, and even 50 inch thighs.

Quads for days: Discover the top 10 biggest thighs in the world.