Why does first aid for sprains/strains etc (Rest Ice Compress Elevate) focus on reducing swelling? Doesn’t swelling help with healing?

Question

It’s my understanding that swelling is the body’s way of delivering healing “supplies” to the injured area. Why are we stopping that from occurring?

In: 96

Answer 1

Follow up question: how much, if any, of the healing capacity/speed is reduced by reducing the swelling?