Biceps
Forearms
Watch Tutorial
https://www.youtube.com/shorts/oHHNXMLvs1c
https://www.youtube.com/shorts/s-04IuxtaH0
https://www.youtube.com/shorts/oUJQJf62P1c
https://www.youtube.com/shorts/LsMX-9H3NPM
https://www.youtube.com/shorts/WoPYypeHYcc
https://www.youtube.com/shorts/RT5LFzBUvno
https://www.youtube.com/shorts/WN_4qvVXEJg
https://www.youtube.com/shorts/N0dhYAOLaDY
https://www.youtube.com/shorts/NxF52sac-P4
Sit preacher bench, adjust seat.
Rest back upper arm on pad.
Hold DB underhand grip.
Start arm extended.
Curl DB up towards shoulder.
Keep upper arm on pad.
Squeeze bicep.
Lower slowly.
Repeat reps, switch arms.