How humans have created color for thousands of years - Popular Science

How humans have created color for thousands of years  Popular Science

This chart shows some of the sources of our favorite colors throughout history—and how long we relied on them.



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Children's Cold Medicine Guide - Verywell Health

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Children's cold medicines won't help your child get over a cold faster, but they can help ease their symptoms. There are a variety of cold medicines for kids, including cough suppressants, antihistamines , fever reducers, decongestants, and multi-symptom cold formulations that include more than one of these. While a cold medicine may be labeled "for kids," that doesn't necessarily mean that it's safe for every kid. In addition, just because a child has a cold doesn't mean they need cold medicine. This article explains when cold medicines for kids are helpful and what their limitations are. It also outlines the active ingredients used in different formulations, including their possible side effects and risks. Pollyanna Ventura / Getty Images When to Give Kids Cold Medicine Colds need to "run their course," and children's cold and cough medicines don't make the process go any faster. They also won't keep a co...
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Pallor (Paleness): Causes, Diagnosis & Treatment - Cleveland Clinic

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What are the symptoms of pallor? Symptoms of pallor include: Pale skin that's lighter or grayer than your natural skin tone. Pale mucous membranes on openings of your body, like inside of your mouth or on your eyelids. If pallor occurs because of an underlying condition, you may experience the following symptoms in addition to skin paleness: Chest pain. A rapid heart rate. Fainting or a temporary loss of consciousness. Shortness of breath or difficulty breathing. Sweaty or clammy skin. Dizziness or lightheadedness. Fatigue. Advertisement Where will I see symptoms of pallor? Pallor can affect the skin on your whole body or your mucous membranes, but it's most notable on your: Face. Fingernails. Lining of your eyes. Inside of your mouth. What is localized pallor? Localized pallor is a term that refers to paleness on only one limb. For example, if you have localized pallor, you might only have paleness on your right arm after an injury. Localized pallor may be a sign of an underly...
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Bloody boogers: Causes, removal, prevention, and more - Medical News Today

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Bloody boogers form when blood mixes with mucus in the nose and the mucus dries. Boogers are usually whitish when a person is healthy, so a reddish or brownish tinge indicates the presence of blood. The nose lining is delicate and rich in blood vessels, and even a minor nick may trigger bleeding. A ruptured blood vessel in the nose can have many causes, but common ones include picking the nose or blowing it too hard. A person can remove boogers by gently removing them with a tissue after washing their hands. If necessary, they can use a saltwater spray to loosen them. Afterward, a person should dispose of the tissue and boogers and then wash their hands again. In this article, we examine the causes of bloody boogers. We also discuss how to treat a nosebleed and how to prevent bloody boogers from reoccurring. Boogers are dry pieces of mucus in the nose. In addition to lining nasal passages, mucus lines other moist surfaces of the body, including the: sinuses lungs stomach mouth intestin...
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