Cleansing the skin

Cleansing the skin

Cleansing the skin is the primary and first step in skincare. In prehistoric times, people removed dirt from their skin with water. Even at that early stage of human development, people understood from experience that cleaning dirt was needed. Maybe they took cues...
Our skin – Cosmetics 101

Our skin – Cosmetics 101

Our skin consists of an outer epidermis, middle dermis, and bottom layer composed of subcutaneous tissue rich in fats. In this lowermost layer lie hair follicles, sebaceous and sweat glands, nails, blood vessels, and nerves. The outermost layer—the epidermis—comprises...
On nanomedicine

On nanomedicine

A nanometer (nm) is one billionth of a meter. That is about 1/80,000 of the width of human hair. Nanotechnology deals with nanometer-scale materials and structures. Nanotechnology applications can be seen in electronics, medicine, energy, materials, and environmental...
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