|
Author Question: The popular practice of relying on current employee referrals as a source of new job applicants ... (Read 31 times) |
People about to have surgery must tell their health care providers about all supplements they take.
The familiar sounds of your heart are made by the heart's valves as they open and close.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.
For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.