Warnings Follow instructions to avoid frostbite.
Reduces swelling Provides temporary pain relief Good for sprains It's no secret that ice can help decrease inflammation and swelling because the cold restricts blood circulation, which numbs the pain. CVS Health Instant Cold Pack Portable Pain Relief, 2 ct If you can do an immediate treatment, that is better. Directions Icing your injury is something you should do within the first 48 hours of it happening.