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.steoporosis 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.
An employer's federal payroll tax responsibilities include withholding from an employee's compensation and paying an employer's contribution for Social Security and Medicare taxes under the Federal Insurance Contributions Act (FICA).
Learn about what items and services Medicare Part A and Part B doesn't cover. You'll have to pay for the items and services yourself unless you have other insurance or you're in a Medicare health plan that covers them.ead about what Medicare Part A (hospital insurance) covers, including inpatient care at a hospital, skilled nursing facility (SNF), and hospice.