Dr. Spencer Ryan Lewis M.D.

In the early 19th to the 20th century, parents would have been surprised to know that future generations would be free from childhood diseases. Diphtheria was then one of the most common diseases that took the lives of thousands of children, while polio left thousands of children crippled. Measles...

One of the biggest myths that have been going on for quite a while in the area of weight management is that gaining weight is easier than losing weight.However, in reality, it can actually be extremely tough to gain weight just like losing weight. In most cases, people who want to gain weight end...

A urinary tract infection (UTI) is a common infection in any part of the urinary or renal system (urethra, ureters, bladder, and kidneys). In fact, it is the second most common type of infection among adults. Besides being responsible for over 8 million visits to healthcare professionals every year,...

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:...

Itchy NipplesMany women will experience itchy nipples at some point in their lives. There are many factors that contribute to itchy nipples. Many of its causes are not serious, but it is also important not to ignore the symptoms.PregnancyItchy nipples can be due to hormonal changes, increased breast...

What is phosphoric acid?Phosphoric acid is a mineral acid. This means it is an inorganic type of acid. These are derived from one or more inorganic compounds. In the case of phosphoric acid, they are derived from inorganic phosphate rocks. Acid of higher purity can also be made, by using white...