Mark Gurarie

Irritable bowel syndrome (IBS) is a combination of digestive symptoms, including abdominal pain, bloating, constipation, diarrhea, and changes in bowel movements. IBS is a functional gastrointestinal disorder, meaning the symptoms develop due to problems with how the brain and gut […]

A repetitive strain injury (RSI) is an injury caused by performing repeated motions over extended periods. It’s often caused by common activities like typing, running, or manual labor. According to data from 2021, researchers found that 9% of United States

Cavities, also known as dental caries, are structural damage in teeth caused by tooth decay. They arise when plaque—a sticky substance made of bacteria—hardens, turning into tartar. This damages and breaks down the tooth enamel (the hard outer case of

Clubbed nails, also known as digital clubbing or Hippocratic fingers, describe a downward slope or curve in your fingernails or toenails. This condition develops gradually and can become chronic (long-lasting) without treatment. Clubbed nails can run in some families and

Male postpartum depression describes when a new father experiences postpartum depression (PPD). Although PPD is more often diagnosed in the female birthing parent, men can also experience it. Some research suggests that 8-10% of fathers experience PPD. Other estimates are

Your skin naturally produces an oil clinically known as “sebum,” which helps preserve moisture. Oily skin occurs due to an overproduction of sebum, which can cause a shiny appearance and enlarged pores. Oily skin is very common, especially during adolescence,

An esophageal spasm occurs when the esophageal muscles contract abnormally. (These muscles are located in the esophagus, the tube that carries food to the stomach.) Often triggered by eating, these muscle spasms affect digestion, causing chest pains and other symptoms.

Hyperspermia is a rare condition that causes males at birth to ejaculate larger than average amounts of semen, the fluid emitted during orgasm. The exact cause of the condition is unclear, but a reproductive gland infection is one possibility. Genetic

There are three main body types: ectomorph, mesomorph, and endomorph. In a process clinically known as somatotyping, healthcare providers determine your body type by assessing body fat levels, bone and muscle structure, height, and slenderness. An ectomorph body shape is

Primary biliary cholangitis (PBC), also known as primary biliary cirrhosis, is a chronic and progressive disease that damages and can eventually destroy the bile ducts of the liver. Researchers are unsure of the exact causes, but certain risk factors, like