This comprehensive compendium unravels the intricacies of three common and daunting skeletal disorders osteoporosis, osteoarthritis, and rheumatoid arthritis. These ailments afflict people across all age groups, demanding a deeper understanding of their diagnostic, prognostic, preventive, and therapeutic dimensions. pIt presents seven key topics written by medical experts that explore research on these diseases p 1- Chronic Lung Disease and Osteoporosisbr An exploration of the intricate link between chronic lung ailments and osteoporosis.br 2- AI Detection of Knee Osteoarthritisbr Recent use of artificial intelligence aiding knee osteoarthritis identification.br 3- Inflammatory Signalling in Rheumatoid Arthritisbr Covers the role of cytokines and chemokines in the context of rheumatoid arthritis.br 4- Vitamin D, Immune System, and Bone Healthbr Unveils the vital implications of Vitamin D on the immune system and bone health.br 5- Bone Water and Hydration Effectsbr A review of the impac