ecosystem The living and non-living parts of the environment in a specific area. (Ecosystems can be really small or really large!) ecology The study of how living things are related each other and to their natural environment. Environment Everything that surrounds an organism and influences it. The study of how living things are related each other and to their natural environment.
Von Willebrand disease (VWD) is almost always inherited. Inherited means that the disorder is passed from parents to children though genes. You can inherit type 1 or type 2 VWD if only one of your parents passes the gene on to you. You usually inherit type 3 VWD only if both of your parents pass the gene on to you.
Take a closer look at von Willebrand disease. von Willebrand Disease (VWD) is the most common hereditary bleeding disorder. A family history of a bleeding disorder is the primary risk factor. Because many people with VWD have very mild signs, the condition can go undetected for years. Are you one of the 2% of Americans affected by VWD? Take a closer look at VWD.