...Help required, I don't understand that long sentence (and too many kanji):
"上腕二頭筋長頭腱を痛めたせいで上腕二頭筋腱炎になったじゃねーか"

firechikara said:

...Help required, I don't understand that long sentence (and too many kanji):
"上腕二頭筋長頭腱を痛めたせいで上腕二頭筋腱炎になったじゃねーか"

It's a pretty ridiculous sentence (on purpose I think) but 上腕二頭筋 = biceps and 腱炎 = tendonitis
上腕二頭筋長頭 I had to look up, it's the long head of the biceps (as opposed to the short head)

DreamFromTheLayer said:

It's a pretty ridiculous sentence (on purpose I think) but 上腕二頭筋 = biceps and 腱炎 = tendonitis
上腕二頭筋長頭 I had to look up, it's the long head of the biceps (as opposed to the short head)

Oh, I see now. Thanks for your help!
As I'm not a native english speaker, I sure didn't know that.

She looks less like a sheep and more like a demon here.