Fall Allergies

By Viktoriya Zabigaylo and Dr. Orest Szczurko

Ragweed is the main culprit of seasonal allergies that occur in the late summer and fall. A single ragweed plant can produce as many as 1 billion pollen grains, and because they are very light, they can travel through the air over 200 km 1, 2. Those who suffer from hay fever (allergic rhinitis) are especially susceptible to ragweed allergies, with symptoms such as runny nose, sneezing, itchy and watery eyes. These symptoms are the manifestation of the immune system’s response to the allergens, with the chemical histamine playing a large role in regulating inflammation, vasodilation and bronchoconstriction.

Continue reading

Body Composition Affects Colon Cancer Prognosis

By Viktoriya Zabigaylo & Dr. Orest Szczurko

Body fat and muscle distribution have been shown to be associated with poorer survival outcomes and recurrence rates in patients with colon cancer.

Continue reading

Vitamin A and its Role in the Immune System

By Viktoriya Zabigaylo & Dr. Orest Szczurko

Vitamin A is an essential micronutrient, meaning it cannot be made by the body and thus must be obtained from the diet1. Vitamin A is used in various physiological processes such as regulating immune function, vision, reproduction and cellular differentiation2.

Continue reading