Croup
What Is Croup? Kids with croup have a virus that makes their airways swell. They have a telltale “barking” cough (often compared to the sound of a seal’s bark) and make a […]
What Is Croup? Kids with croup have a virus that makes their airways swell. They have a telltale “barking” cough (often compared to the sound of a seal’s bark) and make a […]
What Is Diphtheria? Diphtheria is a bacterial infection. It spreads easily and happens quickly, and mainly affects the nose and throat. Children under 5 and adults over 60 years old […]
What Is Meningitis? Meningitis is an inflammation of the meninges (meh-NIN-jeez), the membranes that cover the brain and spinal cord. Some types of meningitis (meh-nen-JYE-tis) can be dangerous and even […]
Overview What Is Respiratory Syncytial Virus (RSV)? Respiratory syncytial (sin-SISH-ul) virus (RSV) is a major cause of respiratory illness in children. The virus usually causes a common cold. But sometimes it infects […]
Overview What Is the Flu? The flu is an infection of the respiratory tract (nose, throat, and lungs). It’s caused by a virus that spreads easily from person to person. […]
What Is Bronchiolitis? Bronchiolitis (brong-kee-oh-LYE-tiss) is an infection of the respiratory tract. It happens when tiny airways called bronchioles (BRONG-kee-olz) get infected with a virus. They swell and fill with mucus, which […]
Overview What Are Adenoviruses? Adenoviruses (add-eh-noe-VY-ruh-sez) are a group of viruses that can cause infections. Adenovirus infections can happen in kids of any age, but are more common in babies […]
What Is Malaria? Malaria is a common infection in hot, tropical areas. Very rarely, it also can happen in temperate climates. Malaria (muh-LAIR-ee-uh) can cause mild illness in some people […]
What Are Bedbugs? Bedbugs are small, flat, reddish-brown bugs about the size of an apple seed. They can be found all over the world. Bedbugs hide during the day in […]
Appendicitis is when the appendix gets blocked and becomes infected. The appendix is a small organ attached to the large intestine in the lower right side of the belly. Someone […]
What Is Typhoid Fever? Typhoid fever is a serious and sometimes life-threatening infection. It mostly affects people in developing countries, where sanitation is poor and getting clean water is a […]
What Is Yersiniosis? Yersiniosis is an infection caused by yersiniabacteria. People can get it from eating undercooked meat (especially pork) or drinking unpasteurized milk or contaminated water. Most people with […]
What Is Shigellosis? An infection with shigella (shih-GEL-uh) bacteria is called shigellosis (shih-guh-LOW-sus). It can cause watery diarrhea or diarrhea with blood and/or mucus in it. What Are the Signs […]
What Are Helicobacter pylori? Helicobacter pylori (H. pylori) are a type of bacteria. These germs are a common cause of digestive illnesses, including: gastritis: the irritation and inflammation of the […]
What Is Rotavirus? Rotavirus is a common cause of gastroenteritis, often called stomach flu. The virus infects the stomach and intestines. It causes vomiting and diarrhea, especially in babies and […]
What Is Food Poisoning? Food poisoning is caused by bacteria and, sometimes, viruses or other germs. They can get into the food we eat or the liquids we drink. We […]
Also called: Stomach Flu, Stomach Bug, Stomach Virus Overview What is Gastroenteritis (Stomach Flu)? Gastroenteritis (gass-troh-en-teh-RYE-tis), often called the stomach flu, is a common illness that causes nausea, vomiting, belly […]
What Is Cholera? Cholera is a bacterial infection of the intestines. The good news is, cholera is easy to treat if it’s caught early. People who have mild to moderate cases […]
What Is Dengue Fever? Dengue fever is a disease caused by a virus carried by mosquitoes. A person can get dengue (DEN-gey) fever through a mosquito bite, but it does […]
Overview What Is Appendicitis? Appendicitis (uh-pen-di-SYE-tis) is when a small organ called the appendix gets blocked and becomes infected. The appendix is attached to the large intestine in the lower […]