Dr. John Francis O connell MD

Recommended Articles

• Black Stool: What Does It Mean?

  What does a black stool indicate?A black or dark red-colored stool is called tarry or bloody stools. However, passing dark-colored stools is not always caused by serious problems. One of the most common causes of black stools is the consumption of iron supplements, particularly in people who have...

• Should I Receive a Flu Shot this Year?

  The common flu, or influenza, is an illness that affects about 20% of the population throughout the country every year. This seemingly harmless virus may lead to a number of health complications, which can be life threatening. Flu shots are one of the most efficient ways to prevent this viral...

• What are the Causes and Symptoms of Valley Fever?

  Valley fever, or coccidioidomycosis, is a fungal infection that usually presents itself in the form of a lung disease. This condition is also known by the name desert fever, desert rheumatism, and San Joaquin Valley fever. This condition is very mild, in most cases, and requires no special...

• What Causes Fatigue?

  Fatigue is the feeling of exhaustion when you lack adequate energy and strength to continue with the work. In most cases, the person with fatigue feels like taking rest due to the lack of energy. This is different from the general weakness wherein the person lacks enough muscle and physical...

• Is the Keratin Hair Treatment Safe?

  Keratin hair treatment, or Brazilian treatment, seems to be the ideal method for most women. It smoothens out the frizz and curls from the hair and gives it a uniform texture. But this treatment is a temporary curl softening method. Normal hair straightening methods use harsh chemicals to make hair...

• Are Creatine Supplements Necessary?

  Creatine, the popular chemical among athletes for enhanced performance, can be obtained from any normal diet. This chemical is also manufactured naturally in the body, and it can help create energy from the food an individual consumes. Although it is a popular choice among athletes, there is no...