Dr. Nathan David Carlson M.D.

Back pain is a painful condition that can stop you from carrying on with your normal duties. It is impossible for a normal person to stay still at all times; every now and then we find ourselves either bending, stretching or twisting. Tests and DiagnosisDuring the first visit to your doctor, a...

What is mono?Mono is the short form of the disease called infectious mononucleosis. It is also popularly called as the "kissing disease". It is a very common disease, typically caused by the Epstein-Barr virus (EBV). It leads to extreme tiredness and feelings of weakness for several weeks or...

What is guaifenesin?It is an expectorant. It helps to cough out mucus through the mouth. It is known to reduce chest congestion caused by infections, common cold or allergies, respiratory illnesses, and bronchitis. It is not used to treat cough caused by smoking and long-term breathing problems....

 What is active immunity?...

Mumps is a highly contagious infection caused by a certain virus. It can easily be spread from one person to another; therefore, prevention is very important. The MMR vaccine is the surest way to prevent mumps. Common symptoms associated with mumps include painful inflammation on the cheeks or...

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...