"When thinking about hair growth, you need to take a whole-body approach and address the root causes," says dermatologist Dr.

The definitive roundup of the 100 greatest hair products as chosen by the people who know best – beauty industry insiders.

Learn more about the reparative mask that earned a spot on our list of the Greatest Hair Products of All Time.

The condition of your scalp directly affects your hair's health. Your scalp is like the soil of a farm. Poor soil impacts the plants growing in it. Similarly, any factor causing scalp inflammation can ...