An electrocardiogram, also called an ECG or EKG, is a simple and painless test that measures the electrical impulses of your heart to check for signs of heart disease. It's done through small ...

Anxiety is both a mental and physical state of negative expectation. Mentally it is characterized by increased arousal and apprehension tortured into distressing worry, and physically by unpleasant ...

Imagine that you have just invested a substantial amount of time and money in a shotgun proteomics experiment designed to identify proteins involved in a particular biological process. The experiment ...