The stateâs consumer use tax is the âother halfâ of the Virginia retail sales and use tax requirements. Typically, residents incur the use tax when they purchase more than $100 worth of items in a tax year, upon which they did not pay sales tax.
Osteoporosis is a progressive skeletal disease in which bones become thin, weak, brittle, and prone to fracture. Osteoporosis literally means âporous bones.â Thinning bones are caused by loss of bone density. Calcium and other minerals contribute to the bone mineral density that helps strengthen and protect bones.
Osteoporosis. Osteoporosis is characterized by an abnormal loss of bone mass and disintegration of bone structure in older adults. This can cause bone fragility and increases the risk of fractures and breaks. Most individuals who have this disease are not aware of it until a fracture occurs.aget's Disease. Paget's disease is a disorder of cells called osteoblasts and osteoclasts that are responsible for breaking down, rebuilding and remolding bone tissue. Paget's disease causes bones to become thickened and enlarged but also brittle due to abnormal structural development.