Tolerance is not an allergic reaction, but is worst than it.
No but someone could be allergic to sand.
Could be...
Some medical reasons why someone could not speak in a legible manner are: alcohol poisoning, allergic reactions, a migraine, a head injury, a stroke or a neurological disorder.
Because those who ARE allergic to the dye, could possibly be VERY allergic, and could suffer severe reactions.
You will have a reaction, but much lower than if you were eating them yourself. If you have a strong reaction to mushrooms you could lower the reactions by having him/her brush their teeth.
Yes, it could. An allergic response can trigger an exacerbation of asthma. Common types of asthma attacks are actually caused by allergic reactions.
Yes, someone could be allergic to cat litter. Allergic reactions may occur due to ingredients in the litter such as fragrances, dust, or certain types of clay. It's recommended to try different types of litter to find one that doesn't trigger a reaction.
Ingredients in them are chosen to make it unlikely as possible that they could cause reactions. But you can always look at the ingredients to make sure.
Well they could be allergic to prawns (I am).
it ca be seen as unprofessional, and someone could be allergic to it
Bread is not known to cause headaches, but certain allergic reactions to the bread could lead to headaches.
There could be any number of reasons including, but not limited to, allergic reactions and pregnancy. See your doctor.