Characteristics of the body that can be measured. ex: blood pressure or heart rate Related Articles: Mitochondrial Disease TermsScientists identify a new diagnostic and therapeutic target for cardiovascular diseaseAnavex Life Sciences Announces ANAVEX®2-73 (Blarcamesine) Meets Primary and Secondary Endpoints in Placebo-Controlled U.S. Phase 2 Clinical Trial for the Treatment of Adult Patients with Rett Syndrome