We walk through why hair varies so much across all humans. Have you ever wondered why your hair grows out of your scalp the way it does? Maybe you've also wondered why our body hair isn't as dense as ...

What Are the Different Hair Types? Hair comes in four main types: straight, wavy, curly, and coily. Each hair type has its own unique characteristics. The four types are broken down into subtypes (A, ...

Your hair is unique, and understanding your particular hair texture is key to caring for it effectively. The hair type chart, which you can use to find the natural pattern of your strands, is a good ...

Collagen supports hair structure and scalp health, while keratin repairs hair strands and enhances hair smoothness and shine.