DNA is a double helix formed by base pairs attached to a sugar-phosphate backbone. DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms.Nearly every cell in a personâs body has the same DNA.Most DNA is located in the cell nucleus (where it is called nuclear DNA), but a small amount of DNA can also be found in the mitochondria (where it is called mitochondrial DNA or mtDNA).NA is a double helix formed by base pairs attached to a sugar-phosphate backbone. DNA, or deoxyribonucleic acid, is the hereditary material in humans and almost all other organisms.
1 In particular, blood pressure lowering medications may cause faintness if they lower your blood pressure too much. 2  Anxiety disorders. 3  Certain anxiety disorders may cause lightheadedness or a woozy feeling often referred to as dizziness.
Urinary Tract Infections. UTIs are one of the common causes of confusion in the elderly; in fact, this is often the first thing doctors test for when treating an older patient that presents with confusion. Symptoms include: 1  Confusion, unusual behavior, or sudden change in mental status. 2  Sudden inability to perform tasks they can typically perform with ease. 3  Urine that appears cloudy, red, bright pink, or brownish in color. 4  Strong, persistent urge to urinate and/or passing frequent, small amounts of urine.