Muscle Soreness vs Injury: How to Recognise the Difference Understanding Muscle Soreness vs Injury can help you make smarter decisions about exercise, recovery, and fitness. Muscle soreness often develops after a challenging workout and usually improves with rest, gentle movement, and proper hydration. However, an injury may cause sharp pain, swelling, bruising, weakness, or restricted movement. [https://fitngo.com.au/blogs/news/muscle-soreness-vs-injury-how-can-you-tell-the-difference](https://fitngo.com.au/blogs/news/muscle-soreness-vs-injury-how-can-you-tell-the-difference)