A red tide is a common term used for a harmful algal bloom. Harmful algal blooms, or HABs, occur nearly every summer along the nation's coasts. Often, the blooms turn the water a deep red.Harmful algal blooms, or HABs, occur when colonies of algaeâsimple plants that live in the sea and freshwaterâgrow out of control while producing toxic or harmful effects on people, fish, shellfish, marine mammals, and birds.The human illnesses caused by HABs, though rare, can be debilitating or even fatal.armful algal blooms, or HABs, occur when colonies of algaeâsimple plants that live in the sea and freshwaterâgrow out of control while producing toxic or harmful effects on people, fish, shellfish, marine mammals, and birds. The human illnesses caused by HABs, though rare, can be debilitating or even fatal.
Medicare Advantage plans provide a managed health care plan (typically a health maintenance organization (HMO) but also often a preferred provider organization (PPO) or another type of managed care arrangement) that is paid based on a monthly capitated fee.
Medicare Part C is commonly referred to as Medicare Advantage. Medicare Advantage is another health plan choice offered by Medicare approved private insurance companies. These plans combine your Medicare Part A and B and most include Part D (prescription drug coverage). Most Medicare Advantage Plans have a network of doctors and hospitals they require you to use in order to be covered.