Knee joint pain can occur due to several reasons, such as muscle strain, ligament injury, arthritis, overuse, or lack of proper exercise. You can try resting the knee, applying a cold or warm compress, doing gentle strengthening exercises, and taking mild pain relief medication if needed. If the pain persists or worsens, it is advisable to consult an orthopaedic doctor for proper evaluation and treatment.

Heel pain is commonly caused by conditions like plantar fasciitis, heel spur, or strain from prolonged standing or walking. You can try resting the foot, using soft cushioned footwear, doing gentle heel stretching exercises, and applying a cold pack to reduce pain. If the pain continues for several days or is severe, it is best to consult an orthopedic doctor for proper evaluation and treatment.