Doctor insights on:
Allergic Reaction To The Sun
I have a moderate allergic reaction to the sun every May (becoming if spring) for the last 6 years. What is the best antihistamine for me?
Essentially allergies occur when your immune system goes crazy and decides to has to fight against things it should be ignoring. The immune system of people without allergies simply ignores the pollen in the air or the dander on their cat while an allergic person's immune system creates cells to fight against the pollen or dander. The allergic reaction causes the ...Read more
I don't know if it is a allergic reaction to the sun or my sunscreen but every time I go out for a long time in the sun I get scratchy bumps that sting a lot and I usually have to stay the rest or the day in my bed?
? solar urticaria: Yes, there is such thing, allergy to sun rays, you may want to avoid sun exposure from 10 am -4 pm, limit exposure if you have to, use heavy sun screen UPF > 50, that if u have to stay outdoors, also 2nd generation OTC antihistamines taken regularly, will help, you need evaluation hy an allergist/dermatologist as other treatment modalities with correct diagnosis, like phototherapy, are available, ...Read more
Serious skin tingling all over my body when i get warm or step into the sun. Is this an allergic reaction?
Anaphylaxis: The most severe reaction that can occur after repeated exposure to something you are allergic to is called anaphylaxis. This rare but sudden condition causes itchy welts (hives), followed by wheezing, shortness of breath, and occasionally, swelling of the tongue or throat. Without treatment, swelling of the tongue or throat can sometimes worsen and block the airway. ...Read moreSee 2 more doctor answers
An altered reaction: The roots of "allergy" are from greek "allos" (different) and "ergos" (action). So, an allergic reaction is a "different" (from normal) reaction. The reaction occurs to an allergen. An allergen can be a pollen (ragweed), food (peanut), animal (dust mite or bee venom), or other foreign substances. Symptoms occur due to histamine and other chemicals and cause sneezing, runny nose, etc. ...Read moreSee 2 more doctor answers
Get another opinion: Allergy to foods manifests as hives. The reaction will be about the same each time. If your reaction is something other than hives there is probably some other cause. If you have not yet seen a dermatologist you should do so. Most people who claim to be allergic to a food will have no reaction when given this food under medical observation. If you have hives you need to learn how to use antihistsa ...Read moreSee 2 more doctor answers
Uncertain: Nobody knows why for sure but even though one may be taken the same medication, one's genes do change constantly and thus the genetic evolution may alter your immune response to the drug. Another possibility is that during an infection, particularly viral, one's immune response is heightened making one more likely to become allergic to a drug. These are just some of my thoughts yet to be proven. ...Read moreSee 1 more doctor answer
See an allergist: An allergist is specialty trained and uniquely qualified to assess and treat severe allergic reactions. Even if the cause is not currently known, an allergist can assist in finding the cause and preventing another reaction. ...Read more
Immunologic: An allergic reaction is the body's immunologic response to a substance (typically a protein) that it determines is "foreign." the body's th2 type of t cells interacts with b cells that produce ige antibodies. When ige antibodies that are present on mast cells subsequently encounter the allergen, the mast cell releases histamine and other chemical mediators that lead to the symptoms of allergy. ...Read moreSee 1 more doctor answer
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