An unconditional waiver is basically a waiver of all present and future legal rights. Such a waiver is most often utilized in the construction context by homeowners or professional construction companies wanting to protect themselves from mechanics' liens.
In most cases, a doctor who specializes in sports medicine will do a range of activities on a daily basis. Some of their most common patients are athletes, since sport injuries are very common and most athletic activities involve very forceful play.
A sports medicine specialist is an individual with specialized education and training who focuses on the medical and therapeutic aspects of sports participation and physical activity. This person can be a physician, surgeon or another provider who commonly works with athletes.