According to the Merck Manuals, dermatitis is inflammation of the upper levels of the skin. Allergic contact dermatitis--the second most common type of contact dermatitis, according to MedlinePlus--is a condition where the upper levels of the skin...
Hives and itching after eating any food is a common sign of an allergic reaction. Allergic reactions from eating chocolate may or may not be related to a cocoa allergy. Cocoa allergies are very rare, but possible; the allergic skin reaction that...
Valerian root is an herbal supplement that is commonly used to treat insomnia or help you sleep better. Other uses of the herbal supplement include treating anxiety, stress-induced asthma, and headaches, according to MedlinePlus. Valerian root has...
The adrenal glands produce hormones that affect the body differently. Cortisol, aldosterone and androgens such as testosterone are hormones produced by these glands. Adrenal insufficiency is a condition where the adrenal glands produce low amounts...
Long red lines that appear on your skin with rough tracks are typically the result of an allergic reaction. While severe itching and discomfort often accompany the red lines, the reaction does not threaten your long-term well-being and can be...
Itchy skin, also called pruritus, can cost you valuable sleep when you toss and turn at night in discomfort, according to FamilyDoctor.org, a health and wellness resource of the American Academy of Family Physicians. Your skin may itch for a...
Eggs are one of the most common sources of allergic reactions to food in children. Infants who are allergic to eggs usually experience symptoms soon after consuming eggs or foods that contain eggs. Common symptoms include hives around the mouth or...
Acne, known medically as acne vulgaris, typically takes the form of pimples on the face, chest or back, but can appear anywhere on the body. Acne is most common during adolescence, and about 85 percent of teenagers develop acne, reports the...
Face lotions are meant to hydrate your delicate facial skin. Most products contain a number of chemicals that act as preservatives and also give your lotion an appealing scent. Allergic reactions to face lotions, skin creams and other toiletries...
Itchy skin, or pruritus, is a common condition that can stem from hundreds of possible causes, according to the Mayo Clinic. You can usually relieve itching with home remedies and over-the-counter products, but identifying the underlying cause of...
The American Academy of Dermatology (AAD) explains that in the winter, the humidity drops, making it more difficult for skin to moisturize itself. Normal skin problems can be exacerbated during the cold months. As skin cells get dry, their edges...
Itchy skin can be caused by numerous things, including fungus, yeast, insect bites and dry skin. Alleviating the itch can be done at home using a number of techniques. When the itch is due to an underlying health problem, the problem should be...
Bedbugs are small, reddish brown, oval and flat insects that hide in cracks and crevices of beds, box springs, headboards and bed frames, states the Mayo Clinic. These insects bite sleeping humans and cause skin irritation. Bedbugs are most common...
Skin rashes are unpleasant reactions resulting from contact with a number of offending agents, such as plants, cosmetics, jewelry and skin-care products. The side effects of these skin irritations include redness, itching and inflammation. These...
According to MedlinePlus, allergic contact dermatitis is the second most common type of contact dermatitis. Allergic contact dermatitis is a reaction of the immune system to a particular substance when it comes into direct contact with the skin....
A connection exists between eating wheat grain and a flare-up of eczema, according to Foodintol. Wheat contains four main proteins that cause an allergic reaction or intolerance. The most common wheat grain protein that is directly linked to...
Pecan allergies affect about 1.2 percent of the American population, according to the American Academy of Allergy, Asthma and Immunology. A tree nut allergy is considered a common food allergy, mainly affecting young children under 6 years old....
Contact dermatitis is an inflammation of the skin as a result of coming into contact with an irritating substance. But this contact doesn't necessarily cause an immediate reaction. It may take a number of exposures for the skin to become inflamed,...
For people with sensitive skin, using a new face cream can result in a scaly, burning rash -- a reaction known as contact dermatitis. Avoiding the substance that created the reaction is the basis of treatment. However, since a laundry list of...
Red bumps on the feet are itchy and uncomfortable. For most people, however, this condition isn't harmful. The bumps are typically caused by contact dermatitis or fungal infections. Treating red foot bumps with over-the-counter or prescription...
When you think of food allergies nuts, diary, eggs, fish and wheat probably come to mind. These foods make up 90 percent of the known food allergies, according to the University of Maryland Medical Center. But other food allergies exist. Take the...
The adrenal gland is responsible for the production of two hormones, cortisol and aldosterone. According to the Cleveland Clinic, cortisol is a steroid hormone that the body produces as part of its stress response, and aldosterone increases the...
Sun hives, or photodermatitis, occur when the skin has an abnormal reaction to sunlight. Several factors can cause sun hives, including an allergic reaction to sunlight, diseases such as lupus or medications that cause photosensitivity, such as...
Itchy skin is a common childhood complaint. Unfortunately, itching the skin usually only makes a rash worse and perpetuates the discomfort. Parents often wonder why their child is itching her skin and what they can do to help relieve the itching....
An allergy is a hypersensitivity reaction by the immune system to a foreign substance. According to the Asthma and Allergy Foundation of America, approximately 50 million Americans suffer from some type of allergy. A relatively common allergy is...
An itchy scalp can be uncomfortable and irritating. Some of the symptoms, such as flaking, can also be quite embarrassing. There are a number of skin conditions that can cause an itchy scalp, as well as open wounds and scabs. The best way to get...
Adrenal insufficiency occurs when the general function of the cortex region is disrupted as a result of autoimmune processes, infection or bleeding in the adrenal glands. The adrenal cortex produces three major classes of steroid hormones, namely...
Itching during exercise can have many causes, most of which can be remedied with little effort. To determine what is causing your discomfort, consider the environment, your clothing and any previously diagnosed skin conditions such as eczema. If...
Topical ointments, creams and medications can help relieve skin itching, but the right solution for your skin depends on the cause of the itchiness. Dry skin, infections and allergic reactions may all produce itching and rashes, and each requires...
