The most common disorder of the immune system is allergy. Allergy is a common reaction of the body to common allergens which are substances from the environment that can trigger the body’s hypersensitivity reaction resulting to various types of allergy symptoms. The body’s hypersensitive reaction against the common allergens such as dust, pollens, and dander are due to the excessive reaction of the white blood cell to produce an antibody resulting to inflammatory responses and other allergy symptoms and reactions. Signs of Allergy Symptoms The signs of allergy symptoms usually vary on the degree of the body’s reaction to the allergen present that triggers the body’s hypersensitivity reaction. There are minor and major allergic reactions that are commonly manifested depending on the triggering factor. Common allergic reactions come from food allergies, hay fever, hives and asthma. Other sources of allergy symptoms are from insect bite, bites from bees, insect and venomous animals. Minor...

Heat rash is an itchy skin disease that is called by other names such as miliaria rubra, prickly heat and sweat rash. It is common in places with humid and hot weather conditions. It affects infants and children more, mainly because of the underdeveloped state of their sweat glands. This medical condition is caused by several different factors including physical activity, tropical climates and immature sweat ducts. Here is a closer look at the different major and minor heat rash symptoms, as well as the different diagnostic procedures and treatments for this type of skin disease. Signs of Heat Rash Heat rash is a skin disease affecting different parts of the human body including the groin, armpits and back. In infants, this condition usually affects the chest, shoulders, neck and head. Primarily, there are three different types of miliaria, namely miliaria profunda, miliara rubra and miliaria crystallina. The symptoms of this disease vary depending on the type of disease. For those with...

This health problem arises from eating dirty and contaminated food. Whatever bacteria or virus causes the illness, the symptoms are usually the same. Food Poisoning Signs The most common is muscle cramping. This is usually felt in the stomach area. Almost all experience diarrhea and fever. Other major indicators are vomiting and feelings of nausea. If diarrhea and vomiting persist, dehydration will take place. The severity will depend on the contaminant and the food eaten. The symptoms may manifest a few minutes after eating. Sometimes it may take several hours. In other cases, there is headache and muscle pain beyond the abdominal area. Bowel movement may occur up to five times a day. The symptoms may last from a few hours up to a week. Food Poisoning Diagnosis A doctor can determine the cause by observing the symptoms. The signs described earlier are usually enough to indicate that spoiled food is the culprit. If necessary, laboratory tests will be performed. In particular, fecal smear...