Knee pain after the age of 40 is a common health concern that affects daily activities, mobility, and overall quality of life. While occasional discomfort may happen due to strain or overuse, persistent knee pain can indicate underlying problems such as arthritis, ligament issues, or cartilage damage. Understanding the causes and knowing when to seek medical advice can help prevent fu... https://hshospital.org/knee-pain-after-40-causes-arthritis-knee-replacement-guide/