Skin, Explained RSS
Scientists are studying the interstitium, a fluid-filled tissue network beneath the skin and around the organs. Cora explains what it is, what it might teach us about skin, and what it does not prove about acne.
After nearly 15 years working exclusively with problem skin, I started noticing that clients using heavy hyaluronic acid serums often had skin that looked worse — not better. Here's what the peer-reviewed science says about why.
