Dr. Mark Fredric Sands M.D.

IntroductionChronic sinusitis is the inflammation of the sinuses that tend to persist for 12 weeks or more, despite treatment attempts. Another term for chronic sinusitis is chronic rhinosinusitis, which causes mucus buildup due to an impaired drainage of the sinuses. People with chronic sinusitis...

Pollen grains from flowers are the main cause for spring allergies. When pollen enters an individual's nasal cavities, particularly in those who are allergic to them, it stimulates the immune system to react in an allergic response. Antibodies produced by the immune system start attacking the...

Peanut allergies are one of the most common allergies in children, and often result in serious allergic responses. Moreover, with peanut allergy, even a small amount of allergen may result in a serious response. It is easy to predict the presence of nuts in some foods, while in some others, like...

Ginseng supplements have been used for improving health for centuries in Asia and North America. Although this herbal medicine has been used for several medical conditions, it is not studied completely. Ginseng is of two basic types – Korean ginseng and American ginseng – and each have specific...

IntroductionA wasp is an insect that belongs to the order of Hymenoptera and suborder Apocrita. Wasps can be identified from bees and ants through their physical and behavioral characteristics. They have a slimmer and smooth body with few hairs. Wasps are also parasitic and predatory in nature....

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...