Allergies are hypersensitive immune responses to foreign substances like pollen, drug, food, etc. which happen when it enters into a human body or comes in contact with a human body. The elements which cause allergy are called allergens. Allergies are a very common health issue. The percentage of allergies is increasing daily, not only in the US, but also across the world.

The role of the body’s immune system is to fight bacteria and other disease-causing germs from causing an infection. However, when some foreign substance comes in contact with the body, the allergic part of the immune system reacts in an exaggerated manner. People who are predisposed to allergies are called allergic or atopic.

An allergy is a reaction by the human immune system to anything that is not supposed to bother it under most circumstances. For example, peanuts can be ingested with no repercussions by most individuals, but can cause death to those having an allergy to peanuts. The human body’s immune system is supposed to fight against germs to protect your body.

Common cold can be dated back to stone ages. It is one of the easily spread diseases by a virus and needless to say, mankind has been for ages trying to curb the symptoms and the condition altogether. It is also a fact that common cold is one of the condition for which medical attention is seldom sought after and only when the symptoms do not go away do we get it to the attention of the doctor.

The disease is known as Common cold for a reason. It is one of the easily spread infections in the world and no matter how robust your immune system is, chances are that you might have the symptoms at least once a year. The symptoms may last for a week or two and does not lead to any major complications.

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