What is Mold? Molds (in British English = moulds) are a type of multi-cellular fungi (as opposed to yeasts that are single-cell fungi). Molds are widely present in nature – they break down organic substances. Mildew is a type of fungi that appear on plants (outdoor and indoor). The term mildew is often used for any >> Read More ...
What Is a House Dust Allergy? A dust allergy is where a person reacts to contact with dust, particularly with inhaling the dust. It may lead to sneezing, coughing, watery eyes and exacerbate symptoms of asthma such as wheezing and chest tightness. It is particularly prominent when i a dusty environment or when the dust is >> Read More ...
What are Mites? Mites are small, often microscopic organisms, and belong to the subclass Acarina (along with ticks) or the class Arachnida (along with spiders). They live in soil, water, fields, woods or houses. Some of them attack plants or animals or humans. Some do not attack (bite) humans, but can trigger allergic >> Read More ...
What Is a Birthmark? A birthmark is a persistent mark anywhere on the skin, visible at birth or shortly thereafter (in weeks) (1). It represents local accumulation of sin pigment, vessels overgrowth, or other local skin abnormality. Some birthmarks fade, partially or completely, in few years, but other persist for life and >> Read More ...
What is a Rash? Most of us consider a rash to be any abnormal change in skin color or texture. These changes may be due to a host of disturbances in the normal anatomy and even physiology of the skin. It can be due to inflammatory processes where the area is swollen, red, painful and feels hot to touch. Alternatively there >> Read More ...
What is a Safe Sunscreen? If you want to be safe from the sun, avoid the sun. The next step is wearing sun-protecting clothes, together with applying sunscreen. There is no sunscreen that is 100% safe. Also, people often do not apply sunscreen generously or often enough (re-applying every 2 hours is >> Read More ...
The Aim of This Article The purpose of this article is to discuss the pros and cons of sunscreens labeled as “natural”, “organic”, “hypoallergenic”, or “biodegradable” in an unbiased manner. What are Natural Sunscreens? Claims like “all ingredients are derived from >> Read More ...
What is a Sunscreen? Sunscreen is a topical (to apply on the skin) product that protects the skin against harmful effects of the sun. How Can the Sun be Dangerous? The sun, besides emitting visible sunlight, also emits non-visible ultraviolet (UV) rays. UV-B rays may cause sunburns and skin cancer (through a damage of DNA >> Read More ...
Causes of Skin Cancers The most common cause of skin cancers are ultraviolet (UV) rays, either from the sun, or from UV-emitting lamps, like those in tanning saloons. Both UV-A and UV-B rays may cause skin cancer. Other possible causes of skin cancers include: A high dose or repeated X-ray exposure (1,2) Exposure to >> Read More ...
What Are Hot Flashes? Hot flashes (flushes) are episodes of intense warm feeling on the face and upper trunk that last from few seconds to few minutes. They are not the same as the low-grade fever, which usually lasts at least for several hours, and can be detected by the thermometer, while hot flashes cannot be. Hot >> Read More ...
