Ice does more than just that. My understanding is that it not only constricts the blood vessels thereby preventing swelling, but it also inhibits damaging enzymes from attacking the injured tissue.Quote:
Originally Posted by Zeddy
The way it benefits circulation is by working as sort of a pump. When the ice is applied for 20-30 minutes, circulation is restricted. When the ice is removed, the blood gets rapidly flushed through the area at a much greater rate than it would normally. That's why it's ice first, then heat. Not the other way around.
I had never thought of it in terms of lactic acid, but it makes sense. It seems to me that it would work much like massage that way.
I think that it in terms of a full body soak, it's probably a geat thing if followed up with a hot tub. I wish I had access to a cold plunge.