. - this important message is brought to you by the national road safety foundation. (upbeat rock music) (horn honking) - injuries happen. when they do, we'll show you what you should do. - we all should know what to do in a medical emergency. that's why we're bringing you tips on first aid from the american red cross. (light upbeat pop music) - sprains and strains are a pain, but a little first aid can go a long way. lipica shah is an instructor for the american red cross. what is the difference between a sprain and a strain? - a sprain is the stretching or tearing of ligaments at a joint and a strain is the stretching or tearing of your muscles and tendons, so just different body parts. - [alexa] so what do we do? - so, lets all get on the ground, because if you hurt your ankle, you'd be on the ground, right? regardless of whether it's a sprain or a strain, we treat it the same way, using the acronym rice, r-i-c-e. that stands for rest, immobilize, cold, and elevate. rest just means stay in the position that we found it. if it's at an awkward angle, i wanna leave it