Fundamentals
Understand hair biology, growth cycles, common loss patterns, essential terminology, and the tracking principles behind useful comparisons.
6 min read
Menopause Hair Loss: Causes and Treatment
Explore common causes of menopausal hair loss, realistic treatment discussions, warning signs, and a consistent method for tracking visible change.
6 min read
Menopause Hair Loss: What to Track
Menopausal thinning can have several overlapping causes. Learn common patterns, useful evaluation questions, and what to track across several months.
6 min read
Thyroid Hair Loss: What to Track
Thyroid conditions can trigger diffuse, delayed shedding. Learn common patterns, evaluation questions, and what to track before and during treatment.
7 min read
How to Prevent Hair Loss: What the Evidence Actually Supports
Not all hair loss is preventable, but early action changes outcomes. Here are the evidence-based strategies that matter and what to track first.
11 min read
Iron Deficiency and Hair Loss: What the Lab Values Mean
Why ferritin below 30 ng/mL correlates with diffuse hair shedding even when labs read normal. Supplementation timeline, dosing, and tracking protocol.
8 min read
Protein Deficiency and Hair Loss: When Your Diet Starves Your Follicles
Hair is 95 percent keratin. When protein intake drops, follicles shut down first. Minimum intake, best sources, crash diet risks, and tracking protocol.
10 min read
Scalp Microbiome and Hair Loss: How Bacteria and Fungi Affect Your Follicles
Malassezia overgrowth and bacterial dysbiosis trigger scalp inflammation that accelerates shedding. Here is how the scalp microbiome affects hair loss.
10 min read
Hair Miniaturization: How Follicles Shrink and What You Can Do About It
Follicular miniaturization is the core mechanism of androgenetic alopecia. Here is how DHT shrinks follicles, how to detect it, and when it is reversible.
9 min read
Stem Cell Therapy for Hair Loss: Where the Research Actually Stands
An honest overview of stem cell therapy for hair loss research: autologous micrografts, iPSC-derived follicle cells, and realistic availability timelines.
9 min read
Hair Cloning and Follicle Multiplication: Where the Research Stands
Hair cloning research explained: dermal papilla cell multiplication, follicle neogenesis, key breakthroughs, companies involved, and realistic timelines.
10 min read
The Wnt Pathway and Hair Growth: Understanding the Molecular Switch
How the Wnt signaling pathway controls hair follicle cycling, how DHT disrupts Wnt through DKK1, and what Wnt-targeting treatments are in development.
5 min read
Cortisol and Hair Loss: How Stress Hormones Trigger Shedding
Cortisol shortens the anagen phase and pushes follicles into telogen. Here is how stress hormones cause hair loss and how to track the 2-to-3 month delay.
10 min read
Hair Loss Anxiety: Why It Happens and How Data Breaks the Cycle
Hair loss can intensify anxiety and repetitive checking. Learn healthier coping steps, when to seek support, and how structured tracking may help.
9 min read
9 Hair Loss Myths Debunked: Separating Fact from Fiction
Hats do not cause baldness. High testosterone does not either. Here are 9 common hair loss myths and what the research actually shows.
6 min read
Hair Loss Genetics: Can You Actually Predict Whether You Will Go Bald?
Androgenetic alopecia involves 200+ genetic loci, not just your mother's father. Here is what science says about predicting hair loss from genetics.
7 min read
Why Hair Thins with Age, Even Without Pattern Baldness
Age-related hair thinning (senescent alopecia) affects everyone after 50. Learn the biology, how it differs from pattern baldness, and what you can do.
9 min read
Can You Reverse Hair Loss? The Evidence by Type and Stage
Some hair loss is fully reversible, some is partially reversible, and some is permanent. Here is what the research says by type, stage, and treatment.
9 min read
Hair Growth Cycle: Why Results Take Months
The four phases of hair growth (anagen, catagen, telogen, exogen), how hair loss disrupts the cycle, and why no treatment shows results before 3 months.
7 min read
DHT and Hair Loss Explained: Mechanism, Myths, and What to Track
How DHT causes pattern hair loss at the follicle level - the miniaturization cycle, why genetics matter more than hormone levels, and what to measure.
6 min read
Hair Density vs Hair Thickness: What's the Difference for Tracking?
A practical tracking guide to density vs thickness: what each metric means, what to photograph, and how to avoid mixing signals across weeks.
6 min read
Creatine and Hair Loss: Evidence and Tracking Framework
A practical evidence-and-tracking framework for evaluating creatine concerns without overreacting to timing coincidence or noisy snapshots.
6 min read
Biotin for Hair Loss: Evidence Checklist
Use a structured checklist to test whether biotin belongs in your plan, with explicit goals, stop criteria, and follow-up logic.
11 min read
Androgenetic Alopecia: Family History Checklist
How beginners can use family-history context responsibly without replacing direct trend evidence.
5 min read
Do Hats Cause Hair Loss? What the Evidence Actually Says
Normal hats do not cause pattern baldness. Learn when tight headwear can create traction, how that differs from genetic loss, and what to track.
7 min read
Norwood Scale Explained: Stages, Examples, and How to Track Yours
A tracking-first explanation of the Norwood scale: what the stages mean, what to photograph, and how to avoid mislabeling normal variance as progression.