Dr. Henry Donald Knox MD

Most nosebleeds in kids often happen near the front of the nose, and usually from just one nostril. Children may also get occasional or frequent nosebleeds. In rare cases, nosebleeds in kids begin at the back of the nose, which often happens in older adults with facial or nasal injuries and...

What are vaccine exemptions?There are state laws that establish compulsory vaccination for school children both studying in public and private schools as well as daycare facilities. However, certain exemptions may be offered for religious and personal or conscientious reasons in some states. What...

The results of a large study published in the journal Pediatrics, has shown that childhood food allergies are more common and dangerous than previously thought. In this study, researchers conducted a detailed survey of about 38,000 families who had at least one child under the age of 18-years-old....

Chickenpox is an infectious disease caused by varicella zoster virus. It is very common among children but may affect adults also. Infection by this virus causes red blisters in different parts of the body. This skin condition has become less common with the advent of chickenpox vaccination. The...

What is seborrheic dermatitis?Seborrheic dermatitis, or seborrhea, is a common skin disease that has no known direct cause. It is characterized by a red, itchy rash on the skin, often on the scalp, with scaly patches that flake off. It looks similar to eczema, psoriasis or an allergic reaction....

Reported cases of ADHD have been on the rise lately. In fact, the U.S. Centers for Disease Control and Prevention reported that as many as 11% of children between the ages of four years old and 17 years old have been diagnosed with ADHD. ADHD is a disease characterized by ongoing patterns of...