A strain involves overstretching or tearing of muscles or tendons. A sprain is an injury to ligaments caused by overstretching or tearing.
The three 3 types of sprains are mild (Grade 1): Minor stretching or microscopic tearing, moderate (Grade 2): Partial tearing, causing more pain and swelling, severe (Grade 3): Complete tearing or rupture, often disabling.
Yes, but it's important to rest initially and use support like crutches if needed.
A sprain is a traumatic injury to ligaments due to sudden twisting or stretching.
Sprains in the lower back involve ligaments; strains involve muscles or tendons. Both cause pain and limited mobility.
It can be, depending on the severity. Severe sprains may require medical attention.
A Stage 1 sprain is mild, involving slight stretching or microscopic tearing of ligaments.
Yes, a sprain involves tearing of ligament fibers to varying degrees.
Conditions 
