Cortisone injections, also known as corticosteroid injections, are a common treatment option for reducing inflammation and pain in various joints, including the knee.Cortisone is a powerful anti-inflammatory medication that is injected directly into the affected area to provide relief from pain and swelling caused by conditions such as osteoarthritis, rheumatoid arthritis, bursitis, and tendinitis. The injection may also be used to treat acute injuries like ligament and meniscal tears. #kneepain