2024年3月5日 · Germs live everywhere. There are germs, also called microbes, in the air; on food, plants and animals; and in the soil and water. Germs are on just about every surface, including the human body. Most germs cause no harm. The immune system protects against things that cause infections, called infectious agents. But some germs keep changing to get past the immune system's defenses. Knowing how ...

2022年11月8日 · MRSA infections often occur in health care settings, but they can happen anywhere. Find out about symptoms and treatment for this virulent staph infection.

2022年7月2日 · Probiotics are foods or supplements that contain 'good' bacteria that might help treat or prevent illness. Should they be part of your diet?

2022年1月18日 · Viral gastroenteritis is an intestinal infection that includes signs and symptoms such as watery diarrhea, stomach cramps, nausea or vomiting, and sometimes fever. The most common way to develop viral gastroenteritis — often called stomach flu — is through contact with an infected person or by consuming contaminated food or water. If you're otherwise healthy, you'll likely recover without ...

2024年10月17日 · Overview Meningitis is an infection and swelling, called inflammation, of the fluid and membranes around the brain and spinal cord. These membranes are called meninges. The inflammation from meningitis most often triggers symptoms such as headache, fever and a stiff neck. Viral infections are the most common cause of meningitis in the United States. Bacteria, parasites and fungi also can cause ...

2022年1月6日 · Small intestinal bacterial overgrowth (SIBO) occurs when there is an abnormal increase in the overall bacterial population in the small intestine — particularly types of bacteria not commonly found in that part of the digestive tract. This condition is sometimes called blind loop syndrome. small intestinal bacterial overgrowth (SIBO) commonly results when a circumstance — such as surgery ...

2021年10月12日 · HPV infection is a viral infection that commonly causes skin or mucous membrane growths (warts). There are more than 100 varieties of human papillomavirus (HPV). Some types of human papillomavirus (HPV) infection cause warts, and some can cause different types of cancer. Most HPV infections don't lead to cancer. But some types of genital HPV can cause cancer of the lower part of the uterus ...

2023年6月10日 · Bacterial vaginosis can happen at any age. But it's most common during the reproductive years. The changes in hormones during this time make it easier for certain kinds of bacteria to grow. Also, bacterial vaginosis is more common among those who are sexually active. It's not clear why this is. But activities such as unprotected …

Celiac disease is an illness caused by an immune reaction to eating gluten. Gluten is a protein found in foods containing wheat, barley or rye. If you have celiac disease, eating gluten triggers an immune response to the gluten protein in your small intestine. Over time, this reaction damages your small intestine's lining and prevents it from absorbing nutrients, a …

2022年4月29日 · Salmonella infection (salmonellosis) is a common bacterial disease that affects the intestinal tract. Salmonella bacteria typically live in animal and human intestines and are shed through stool (feces). Humans become infected most frequently through contaminated water or food. Some people with salmonella infection have no symptoms. Most people develop diarrhea, fever and stomach (abdominal ...