Dr. David Joseph Merrell MD

What is diclofenac?Diclofenac is an analgesic and anti-inflammatory medicine that belongs to the drug class called nonsteroidal anti-inflammatory drugs. Different types of pain such as dental pain, muscle pain associated with injury or surgery, and migraine can be treated by diclofenac. Redness...

Symptoms of pregnancy vary from one woman to another and also from one pregnancy to another. One of the most common and important symptom of pregnancy is a delayed or missed period. However, some of the early symptoms of pregnancy are similar to those of menstruation, and hence are often ignored or...

What is yawning?Usually, yawning is associated with boredom, fatigue, and tiredness. Yawning is also very common in animals, such as dogs, monkeys, snakes, and carnivores. Yawning is also associated with numerous superstitious beliefs.In humans, yawning is considered as a purposeful non-verbal...

Enteral feedingEveryone needs food for survival, but sometimes due to illness a person is unable to eat normally. This can be due to difficulty swallowing, reduced appetite or due to surgery that interferes with the eating process. Enteral tube feeding should be used in such cases. For this...

Physical pain brought about by back pain can sometimes be unbearable making sitting, standing or walking a painful activity to undertake. Other aspects of your life might be affected too, such as sleep or your overall mood. Your daily life activities like study or work can also be affected resulting...

 What is active immunity?...