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.
Well, there can be many reasons for feeling tired. In fact, tiredness can be so debilitating it can be called chronic and it is generally due to a combination of factors. First, fatigue is a feeling of tiredness, weariness, exhaustion, or the lack of energy tiredness.s for vitamins for the lack of energy tiredness, the first place to start is to take a high quality multivitamin and mineral supplement along with eating a daily healthy and well balanced diet. Of course, regular exercise is also needed.