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.

Broaden your v-taper and strengthen your core with this 9-exercise back biceps and abs workout.

Are your biceps tough enough to handle chain curls?

Have you tried these 4 kneeling curl to press variations yet?

You can easily do these bicep workouts at home with limited time and minimal equipment.

Blast your biceps and build your back with these 3 muscle-building pull workouts.

Build bulging bis and a chiseled chest with these mass-gaining exercises and workouts.

Sculpt your shoulders and build your biceps with these intense delt and bis workouts.

Provoke new bicep growth in just half an hour with this intense 30-minute workout.

Save time and blast your biceps with this quick 4-move workout.

We tried over 50 different bicep curl variations and this is what we found.