BICEPS – SHOULDER ANGLE
Click on Image to Enlarge
EMG STUDIES
BICEPS BRACHII LONG HEAD
– DB Incline Curl, DB Curl, DB Preacher Curl
Effect of the shoulder position on the biceps brachii EMG in different DB curls – Oliveira – 2018
Procedure
– identify changes in biceps brachii long head by taking into account changes in load moment arm and muscle length elicited by each dumbbell curl protocol
– 1 rep @40%RM MIVC (concentric-eccentric) of DBC, IDC and DPC
Results
Concentric Phase 1 – 0º to 33º: DB Preacher Curl 80% . Incline DB Curl 60% . DB Curl 58%
Concentric Phase 2 – 33º to 66º: Incline DB Curl 75% . DB Curl 70% . DB Preacher Curl 70%
Concentric Phase 3 – 66º to 100º: DB Curl 98% . Incline DB Curl 95% . DB Preacher Curl 44%