ive got the same problem with my pull-ups, i just do 4 sets of 2. idk how well it works cuz ive only been on it 3-4 weeks, but.

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age: 18
height: 5'9"
weight: 198bs
bench 1RM: 275
parallel squat 1RM: 385
deadlift 1RM: N/A
hang clean 1RM: N/A

i wish i could live on crack and protien shakes...