Ключевые слова: ache, arthritis, arthritis inactive, body, bone, bones, cartilage, chronic, chronic inflammation, disease, elderly, finger, health, healthcare, hurt, illness, inflamation, inflamed, inflammation, joint, knee, knee pain, leg, medical, orthopedic, orthopedics, osteoarthritis, pain, pain massaging, pain relief, painful, patient, rheumatic, rheumatism, rheumatoid, rheumatoid arthritis, rheumatology, senior, sick, sickness, sore, swollen, tendinitis, tendon, treatment,