Medically reviewed by Christine L. Larsen, MD Eye crust forms when mucus, oils, and debris accumulate, often during sleep.

Blepharitis is a common chronic condition that affects the eyelids, causing inflammation along the eyelid margins.

Yes, large numbers of Demodex brevis (or Demodex folliculorum) can lead to blepharitis. Demodex mites can live in the folds and along the edges of our eyelids. They remain hidden in the hair ...

Polyester is a synthetic fiber made of plastic. While an allergy to polyester is rare, fabrics made of polyester frequently contain chemicals or dyes, such as disperse blue, that are highly ...

Dealing with red, itchy eyelids? The culprit could be a common mite. This article is sponsored by XDEMVY. Dr. Watson is a paid consultant for Tarsus Pharmaceuticals.

Cats are one of the most popular household pets, but between 5% and 20% of people have some degree of cat allergy. Cat allergy symptoms and severity can vary based on your sensitivity, the amount of ...

There are three types of allergies: ingested allergies, contact allergies, and inhaled allergies. An allergic response occurs when your immune system reacts abnormally to a common substance in the ...

Different medications can treat allergies, including steroids and allergy shots, but one of the first things to try is an antihistamine. These are over-the-counter (OTC) and prescription ...

At our allergy clinic a couple of years ago, we saw a 9-month-old Filipino boy whose skin was completely blanketed with eczema. Pus seeped from raw, open sores where he scratched too much.

A two-year-old has allergies so severe that her parents have to get her to try new food in hospital car parks in case she goes into anaphylactic shock. Gemma Whatling said she and husband Nick ...

Psychological stress weakens the ability of certain immune cells to clear away dead cells, causing a buildup that triggers more inflammation and worsens allergic reactions Study: Stress ...