Sorry, wrong thread. There were many similar threads lately. I wanted to reply to this one instead:
To retie or not?
I've been experimenting with band life. My bands were 8" active length, tapered 1/2" to 3/8" and made from Theraband Gold. I got close to 800 shots at 8" before they broke. I then retied to 7" until they broke and went to 6". In all, I got around 1,200 shots out of them. So, retying gave me...