Asthma is the most common chronic respiratory disease worldwide, causing symptoms like wheezing, chest tightness, and shortness of breath. While there’s no cure, most people manage symptoms with ...

The lymphatic system plays a crucial role in immunity and fluid balance. It transports waste, proteins, and other materials out of tissues and helps fight infection through lymph nodes and vessels.

Black stool isn’t always a cause for alarm—sometimes it’s just the result of something you ate or a side effect of medication. But in some cases, it can signal bleeding in the upper gastrointestinal ...

Barrett’s esophagus occurs when the lining of the esophagus changes, usually after years of acid reflux. Chronic exposure to stomach acid irritates the tissue, causing it to thicken and take on a red, ...

Dry mouth, or xerostomia, is the uncomfortable feeling of dryness in the mouth that often stems from reduced saliva production. While it might seem like a minor issue, saliva plays a key role in ...

Roughly one in nine men will be diagnosed with prostate cancer in their lifetime, and while the disease is most common in older adults, younger men are not immune. In fact, up to 80% of men over 80 ...

Bed bugs have resurged in recent decades after being far less common for much of the twentieth century. While infestations today are still manageable, dealing with bed bugs can be difficult and often ...

Lupus is a long-term autoimmune condition that causes the body’s immune system to attack healthy tissue. It can affect almost any part of the body, from joints and skin to internal organs like the ...

Primary bone cancer is rare, making up about 0.2 to 0.3 percent of all cancers, according to the American Society of Clinical Oncology. The cause is not fully understood, though hereditary factors may ...

Kidney stones—hard, crystalline deposits that form in the kidneys—affect nearly 15% of the population and often come with intense pain and a high chance of recurrence. These stones typically develop ...

Urinary tract infections (UTIs) are one of the most common bacterial infections, particularly among women. Caused by bacteria entering the urinary system—often from the large intestine—UTIs can lead ...

Kidney failure, or end-stage renal disease (ESRD), occurs when the kidneys can no longer filter waste effectively. At this stage, kidney function drops below 10% of normal, leading to dangerous toxin ...