Nicholas Scott Hirth M.D.

Why does my mouth taste like metal?The perception of a metallic taste in the mouth is a symptom that can be found for several reasons. In some cases, this aftertaste depends on mild and transient conditions, sometimes it may be the warning of some more serious pathologies.Among the possible causes:...

What is Fermented Food?Fermented food involves the process of fermentation where food is exposed to bacteria, yeast, or a combination of these microbes. This food is then broken down to lactic acid, which allows the microbes to enter through the air in the environment. Lactic acid protects us and...

Introduction Rheumatoid arthritis causes inflammation of the joints and other body areas. It is an autoimmune disease and its symptoms include:...

Rare are the men who have never questioned the size of their penis. Is my penis too small? Is my penis too big? These questions are placed on the list of the most common Google searches. Urologists also confirm that these are the usual concerns their patients express. What is it about penis size,...

The sinuses are four interconnected hollow spaces within the cranial bones of the face. These airy cavities exist as mirror opposites on either side of the nose and under the forehead. They are lined with mucus-secreting epithelium and thin hair-like growths called cilia. Acute infection,...

What is a nasal congestion?Cold, flu, and sinus infections are often few of the culprits that lead to sinus and nasal congestion. Most people must have experienced sinus-related pain and pressure in some point of their lives, and often, people tend to recover without taking antibiotics or any other...