Keratin is a popular hair-strengthening ingredient. Read on to find out why at-home products infused with the ingredient beat in-salon treatments.

Understanding the hair growth cycle is crucial to maintain healthy locks & reduce hair loss. Read this post to find the stages of hair growth

Illustration about an illustration of the structure of the hair and hair follicle, sweat and sebaceous gland. Illustration of capillary, core, cortex - 90804321

- SS2155577 Scanning electron microscopy (SEM) of a hair bulb. A bulbous terminal end through which nourishing capillaries enter encases the hair root of a follicle. The sebaceous gland (yellow) opens onto the hair and releases sebum, an oily secretion that lubricates the skin.

Concise knowledge for medical students and healthcare professionals

Understanding the hair cuticle is a crucial part of ensuring that all of the hard work you put into your natural hair doesn't go to waste.

Hair porosity is the hair's ability to absorb and maintain moisture. There is low, medium, and high porosity. Formulate for hair porosity.

Why it happens, plus science-backed ways to treat and prevent shedding.

The science is in - air drying is bad for natural hair. Here's why you shouldn't air dry natural hair, and what you should be doing instead.

Hair follows a specific growth cycle with three distinct and concurrent phases anagen catagen and telogen phases Each phase has specific characteristics that determine the length of the hair. Download a free preview or high-quality Adobe Illustrator (ai), EPS, PDF vectors and high-res JPEG and PNG images.