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.
Regardless of the causes of senior isolation, the consequences can be alarming and even harmful. Even perceived social isolation â the feeling that you are lonely â is a struggle for many older people. Fortunately, the past couple of decades have seen increasing research into the risks, causes, and prevention of loneliness in seniors. Here are 20 facts about senior isolation to help you stay informed: