A dairy allergy can cause increased mucus and congestion in your sinus cavity and in your lungs. Your sinuses are lined with mucus membranes that are easily irritated. When they’re irritated, they swell and begin to produce excessive amounts of mucus.

Distinguishing what's normal from potentially abnormal in babies is challenging for all parents. Pediatricians commonly hear questions about frequent crying or spitting up, as well as noisy breathing.

If you suffer from celiac disease and cannot tolerate gluten or if you just want to eliminate gluten from your diet for weight-loss or general health purposes, you'll find a variety of gluten-free products available.

Sweet potatoes are easy to digest and are also a good source of beta carotene and vitamin B-6. Most babies appreciate their sweet taste and they are usually one of the first foods parents introduce to young babies. Occasionally, though, a baby may show sensitivity to sweet potatoes.

When the cold virus attacks the nasal passages, swelling occurs and mucous production is increased. This will result in congestion, stuffiness or runny nose, sometimes influencing the ears and producing a feeling that the whole head is congested.

If you have pollen allergies, you don’t have to look at a calendar to figure out whether or not allergy season has arrived. You know when you start to suffer from telltale symptoms such as wheezing and sneezing. Often, people take allergy medication and avoid going outside when pollen levels are high.

Allergies can produce a variety of symptoms, but one thing everyone affected with allergies experiences is discomfort. People can be allergic to pollen, pet dander, dust, foods and plants. Pollen allergies most commonly cause nasal congestion, a runny nose, sore throat and itchy eyes.

Exposure to certain ingredients in face washes, cosmetics and other skincare products can cause allergic contact dermatitis in some people. While sensitivity to substances differs from person to person, some compounds -- such as perfumes -- initiate allergy symptoms more often than others.

A small percentage of people experience allergic reactions from exposure to mushrooms and other fungi. Childhood mushroom allergies may fade within a few years, but allergies to mushroom or mold exposure that develop in adulthood usually continue.

Cereal grains are a big part of the standard American diet and you should eat the equivalent of 5 to 8 ounces a day, according to the USDA ChooseMyPlate.gov. Cereal grains, often called simply grains, are the edible seeds of certain grasses including wheat, kamut, rice, rye, spelt, corn, millet, barley and oats.

Serotonin is a neurotransmitter, a naturally occurring chemical that can influence mood and appetite. B complex vitamins, such as thiamine and folic acid, also affect serotonin. Doctors prescribe antidepressants to help raise the brain’s serotonin levels in people suffering from depression.

An allergic reaction to clothes is quite common and is typically caused by the textile dyes, glues, formaldehyde finishing resins and chemical additives present in the fabric. The allergic reaction typically results in a type of allergic skin inflammation known as allergic contact dermatitis.