Hair Porosity Explained: How to Know If You Have Low, Medium or High Porosity Hair
Hair porosity describes how readily your hair takes in and releases moisture. Learn the difference between low, medium and high porosity, why the water-glass test...
Oily Scalp but Dry Hair? Here's Why It Happens
Greasy roots and dry ends can happen together because your scalp produces sebum while your lengths do not. Learn why it happens and how a simple two-zone routine, cleansing the scalp and conditioning the lengths, can help.
