Allergies are the reaction your immune system has to foreign objects. These foreign objects can include drugs, food, animals and even the changing in seasons.
People can have a variety of reactions to different things. Some people have very minor symptoms such as a stuffy nose or watery eyes. These symptoms typically come from the changing in seasons and being around certain animals. Others may react drastically to foreign substances such as a certain food or drug. These symptoms can include swelling on the skin or in the mouth or throat. This can be particularly dangerous as it can. Block the airway which can lead to asphyxiation. Many people who are prone to have this type of severe allergic reaction carry an epipen for safety. An epipen is an injection that contains epinephrine, which helps narrow blood vessels and open up the lungs in case a reaction occurs. They are fairly simple to use if needed and contain very basic instructions on the pen itself.
If you are not sure if you or a loved one is allergic to anything, take an allergy test! It is better to be safe and know exactly what you or a family member may react to. Once you know what you are allergic to, it is much easier to prevent any episodes from happening since you will be aware of what you expose yourself to. Always be wary of certain ingredients to medications or food if you or a family member has a strong allergic reaction to something.