Dr. Norman P Knowlton M.D.

Do I Have Migraines?Migraines are one of the most common types of headaches that affect people. The irritating pain is often accompanied by characteristic warning signs like blind spots, nausea, vomiting, and other symptoms. Migraines are caused by the enlargement of blood vessels along with the...

Anemia is sometimes more commonly referred to as low iron because its root cause is less iron being produced by the body. There are staggering numbers of people increasing in the world every year who are under the torment of this notorious disease. The basic dysfunction starts within the red blood...

Basic Metabolic PanelA basic metabolic panel is a group of blood tests that will give healthcare providers important information about an individual's current metabolic status, which includes kidney function, blood sugar levels, acid-base balance, and electrolyte balance. Having a combination of...

Vitamin D, also known as the ‘sunshine vitamin’, is an important nutrient that the human body needs in order to maintain a healthy life – both physically and mentally. Vitamin D serves numerous vital bodily functions, including supporting the immune system, improving muscle function,...

Over the course of our four million or so years of evolution, we humans have developed a highly-specialized immune system that is quite a warrior in combating infections. We are bombarded daily by bacterial and viral pathogens which have the potential to cause us serious illness, but, completely...

IntroductionA person's eyes can offer personality insights, and at the same time, provide warning signs about the body's overall health. When the white portion of the eyes called sclera turns yellowish in color, it is often a signal that something is not right in the body. It also indicates a...