In our series, Ask a Beauty Editor, beauty editor Hana Hong answers your biggest skincare, haircare, and makeup questions, all submitted by Real Simple readers ... Your skin's natural pH sits ...

However, if you continue to layer drying ingredients without ... but it’s best to keep things simple and not overwhelm your skin. When in doubt, prioritize nourishing, moisturizing ingredients ...

When sweat sits on your skin, it pulls heat away from your body. In the summer it's great, but in the winter, it'll make you feel way, way colder. The best base layers work to pull the moisture ...