Did you know?
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.
Did you know?
Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
Did you know?
As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
A fixed action pattern elicited by a sign stimulus.
American akita
Positive Babinski’s sign.
Language Access Services
American Children with Working Parents
The Rise of the Second American Party System, 1828