Grey Hair: Its Causes & Interventions – A Scientific Overview It’s a long-standing belief that grey hair is a consequence of aging. But is this really true? If so, what’s at the crux of age-related graying? How does this differ from premature gray hair? And can grey hair actually be reversed? This article dives into … Read more…
This article explores the characteristics, causes, and unknowns of pattern hair loss – also known as androgenic alopecia (AGA). If you’re new to hair loss research, this is a good starting point to learn the science behind AGA as well as the concepts that come up frequently in the literature. Hair follicle miniaturization Telogen:anagen ratios … Read more…
Can “the pill” cause hair loss in women? Hormonal birth control is incredibly effective at achieving its intended effect: to prevent pregnancy. However, many online anecdotes suggest that birth control might also harbor unintended consequences: namely, hair loss. So, do these anecdotes align with reality? Can hormonal contraceptives actually cause hair loss? Are there factors … Read more…
The Ultimate Guide to Saw Palmetto for Hair Loss Saw palmetto is (maybe) the world’s most popular hair loss supplement. It comes from the Serenoa repens fruit, and studies show that it can lower levels of DHT – the same hormone implicated in pattern hair loss, and the same hormone that finasteride (Propecia®) reduces to … Read more…
Does a tight scalp cause pattern hair loss? This question recently resurfaced in hair loss forums… sparking heated debate from scalp tension supporters and opposers. The supporters: scalp tension must contribute to hair loss. Why? Because balding men and women tend to have chronically tight scalps. This tension tends to match the pattern and progression … Read more…
Can Scalp Tension Cause Hair Loss? It’s Possible. Is there a connection between scalp tension and pattern hair loss (androgenic alopecia)? Sixty years ago, researchers thought no. Today, many are changing their tune. The scalp tightness theory recently regained popularity in hair loss forums, but it isn’t new. Over 100 years ago, Bernarr Macfadden noted … Read more…
In 2007, I asked a dermatologist if low blood flow or poor circulation causes hair loss. He answered with a firm no. He told me that when he cuts into a balding scalp, it bleeds… a lot. He mentioned that the scalp is one of the most densely vascularized regions in the entire body — and … Read more…
Challenging What We Know About Hair Loss I’ve spent the last ten years researching hair loss, and the last four years sharing what I’ve learned on Perfect Hair Health — analyzing anything from clinical trials to treatment breakthroughs to my own theories on what causes hair loss (and how to reverse it). Now, I’m excited to share … Read more…
Is Small Intestinal Bacterial Overgrowth (SIBO) Connected To Hair Loss? Not long ago, I wrote an article about the connection between acne and hair loss (androgenic alopecia), and highlighted research suggesting that a primary driver of acne (specifically, acne rosacea) may be a condition known as small intestinal bacterial overgrowth (SIBO). This got a lot of … Read more…
Read time: 15 minutes Acne, Hair Loss, And The Microbiome Can the trillions of bacteria living in our gut and skin influence our predisposition to acne and hair loss? Ten years ago, the answer was, “no.” But today researchers are changing their tune. Evidence shows that the non-human bacteria living in (and on) us — … Read more…