Discomfort, aches, and soreness in any of the body’s joints are referred to as joint pain. Joint pain may be caused by an illness or injury. Arthritis is also a common cause of joint pain. Knee pain is the most common complaint, followed by shoulder and hip pain. However, joint pain can affect any part of your body, from your knees and feet to your shoulders and hands.
you have a fever but no other signs of the flu
the area around the joint is swollen, red, tender, or warm to the touch
the pain persists for three days or more