What is the benefit of not stretching

It lowers your strength.

Explanation:

Scientists have found that explosive muscular performance also drops off significantly, by as much as 2.8 percent when stretching. So basically if you stretch you’re lowering your strength and performance.

i think it's the first one because doctors aren't the ones who get rid of the old needles. most of them time it's not even doctors who give you shots, it's nurses.