In the next few months, the flu season will begin to be a concern again. This time though, you will only need to get a single shot of the influenza vaccine to protect against the common flu and the Swine Flu (H1N1 virus).
Dislocation deals with the glenoid of the shoulder and separation deals with the AC joint. These two injuries are quite different but affect the same overall location namely the shoulder. The key is which joint is affected.
Health care is an area of demanding and controversial health care programs, insurance and spending. Medicaid and Medicare are government run programs that account for a large portion of health care cost.