Hair Health

Clear, evidence-first guides to hair changes: why more hair in the drain isn't always the same story, how shedding and thinning differ, how to read "clinically proven" hair-growth claims, and what kind of response fits the change you're seeing.

Hair Health

Where to Start

Each step answers one question — and opens the next one.

Hair Health

Start here

More Hair in the Drain Than Usual? What It Can Mean, and the Pattern That Matters More

Some hair in the drain is normal. A lot more than usual, a wider part or a smooth patch are three different things. Here's how to tell what you're looking at before you buy anything.

6 min read

Hair Health

The Hair in the Drain May Have Started Months Ago: Why Shedding and Thinning Aren't the Same Story

Nothing changed in the last few weeks, and the drain keeps filling. The reason may be months back. Here's how the hair cycle explains shedding, thinning and the look-alikes.

7 min read

Hair Health

Then

"Clinically Proven" for Hair Growth: Proven What, in Whom, Compared to What?

"Clinically proven" sounds like the question is settled. It's a claim about a study. Here's how to find out which product, which result, and compared to what.

7 min read

Hair Health

Then

Thinning, Shedding, Breakage or Something Else: What Kind of Response Actually Fits Your Hair Change

Start with the pattern, not the product. The right next step for a shed after a hard few months isn't the right one for a wider part, a broken hairline or a patch.

8 min read