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.

We tried every version of incline skull crushers; here are the 7 best variations for triceps development.

We tried every version of cable skull crushers: Here are the top 6 variations for your triceps.

No bench, no problem—here’s how to blast your triceps with floor skull crushers.

Learn how alternating skull crushers enable you to get more reps on every set.

Fix your tricep size asymmetries with one arm skull crushers.

Discover the 5 pros and cons of kettlebell skull crushers.

Are your triceps tough enough to handle these 7 bodyweight skull crushers?

Here are 5 pros and cons of plate skull crushers that you might not have considered.

These 6 resistance band skull crushers will tone and strengthen your triceps.

Learn why pronating during skull crushers is a waste of time.