An allergy is an unusual response by the body to an allergen which is normal harmless. This can manifest as:
Allergies have increased dramatically over the past few decades, and at any given time up to 30-50% of the population may be suffering from an allergic condition. However, very often allergies are not diagnosed and managed optimally, and rather misunderstood. Many conditions can also mimic allergies and need to be differentiated from true allergic conditions.