Bacterial vaginosis is a common vaginal condition caused by an imbalance in the natural bacteria found in the vagina. It occurs when harmful bacteria overgrow and reduce the number of beneficial lactobacilli that normally help maintain vaginal health. Bacterial vaginosis is most common in women of reproductive age and is not considered a sexually transmitted infection, though sexual activity can …

Back pain is a common medical condition that affects people of all ages and is one of the leading causes of disability worldwide. It can range from a mild, short-term ache to severe, long-lasting pain that interferes with daily activities. Back pain may occur suddenly after an injury or develop gradually over time due to wear and tear of the …

Baby acne, also known as neonatal acne, is a common and harmless skin condition that affects newborns and young infants. It usually appears within the first few weeks after birth and most often shows up on the cheeks, nose, forehead, or chin. Baby acne looks similar to teenage acne but does not cause discomfort or itching. In most cases, it …

Absence seizures involve brief, sudden lapses of consciousness. They’re more common in children than in adults.

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) cramps within 8 to 72 hours …

Astigmatism is a common and usually treatable condition that affects how clearly the eye can see both near and far objects. It happens when the curvature of the eye is irregular, causing light to focus unevenly on the retina. As a result, vision may appear blurred or distorted at all distances. Astigmatism develops when the front surface of the eye, …

Bartholin’s cyst is a fluid-filled swelling that develops when one of the Bartholin’s glands, located on either side of the vaginal opening, becomes blocked. These glands produce fluid that helps lubricate the vagina. When the duct is obstructed, fluid builds up and forms a cyst. Bartholin’s cysts are common in women of reproductive age and are often painless, though larger …

Inflammatory bowel disease (IBD) refers to diseases that cause chronic inflammation in your gastrointestinal (GI) tract. Its symptoms may come on suddenly (flares) and cause intense stomach cramps and diarrhea, among other issues. But IBD can affect more than your gut — it can affect your overall physical health, emotional well-being and even your mental health. Inflammatory bowel disease is a lifelong illness …

Symptoms Atrial fibrillation (AFib) may cause noticeable symptoms, though some people do not feel any changes in their heart rhythm. When symptoms are present, they can vary in intensity and frequency. Common symptoms of atrial fibrillation include: A fast, fluttering, or pounding heartbeat, often described as palpitations Chest pain or discomfort Dizziness or a feeling of unsteadiness Fatigue or low …