Why skin turns reactive — and what actually helps
What "reactive skin" means, why it happens, and the small changes that calm it down.
Topic
skin-health
A focused collection of Dr. Lurié education assigned to this category in article frontmatter.
Skin Barrier Repair: What Actually Helps — and What the Marketing Adds
An evidence-led guide to skin-barrier repair: what the barrier does, what tends to help, how long recovery can take, and which product claims deserve more skepticism.
Hot Showers and Dry Skin: What the Water Is Actually Doing
How hot water affects the skin barrier, why there is no universal safe shower temperature, and the simple after-shower routine that helps dry or reactive skin.
Collagen Supplements: What the Trials Actually Measured
Oral collagen has real trial evidence and real limitations. What the systematic reviews found, why digestion complicates the story, where the belief came from, and what to weigh before spending.
Hard Water and Your Skin: A Real Association, and a Trial That Complicates It
What hard water does to the skin barrier, why the association with eczema is well replicated, what happened when water softeners were tested in a randomised trial, and what is worth doing instead.
Skin Purging or a Breakout? Three Questions That Tell Them Apart
Purging and an ordinary breakout look alike in week two. What changes underneath, the three questions that separate them, and the point at which it is worth seeing a dermatologist.
What Actually Causes Dark Circles Under Your Eyes
Dark circles under the eyes usually come from three overlapping causes: pigment, blood vessels, and shadow. What each looks like, what the evidence supports, and when to see a clinician.
What your skin barrier actually does
A plain-language explanation of the skin barrier — what it is, what breaks it, and how to help it recover.