Hair-loss treatments.
Start with the treatment guides below. See how options differ, what studies found, and which side effects were reported.
Do Laser Caps Work for Hair Loss? What LLLT Trials Show
Low-level laser therapy has real but modest trial support for androgenetic alopecia. Here is what device clearances, wavelengths, and study results mean for what a cap can realistically do.
Does PRP Work for Hair Loss? What Trials Show and Why Clinics Differ
PRP injections produce measurable density gains in trials, but results vary widely because protocols differ from clinic to clinic. The trials below show both the gains and the gaps.
Does Creatine Cause Hair Loss? What the Research Shows
The balding rumor traces back to one small study that never looked at hair. A 2025 trial finally did, and found no effect on follicles over 12 weeks.
Do Tight Ponytails and Braids Cause Hair Loss? Traction Alopecia Explained
Yes, sustained tension from tight styles can cause traction alopecia. Early cases often recover once the pulling stops, but long-standing damage can scar the follicles permanently.
Does Stress Really Cause Hair Loss, and Will the Hair Grow Back?
Yes, stress can genuinely push hair into a shedding phase, and in most cases the hair does return. Here is how stress shedding works, what it looks like, and the recovery timeline to expect.
Does Finasteride Affect Sperm Count or Fertility While Trying to Conceive?
Finasteride can affect semen parameters in some men, but the risk looks different at the 1 mg hair-loss dose versus higher-potency 5α-reductase inhibitors. Here is what controlled semen studies and safety databases show, and what reversibility data exist.
Does Minoxidil Work for Women? Comparing 2% and 5% Strengths
Yes, for many women. Topical minoxidil is the only FDA-approved treatment for female pattern hair loss, and both the 2% solution and 5% foam are approved options. The two differ in routine, vehicle, and side-effect tradeoffs.
Does Menopause Cause Hair Loss, and Will It Grow Back?
Menopause-related hair thinning is common and hormonally driven. Whether hair returns depends on which type of loss you have, and the answer shapes which treatments are worth pursuing.
How Long Does Finasteride Take to Work? Your First Year, Month by Month
Finasteride lowers DHT within days, but visible results take months. Here is what to expect at 3, 6, and 12 months, plus how to judge your own response honestly.
How Long Does Minoxidil Take to Work? A Month-by-Month Timeline
The FDA label says results may appear at 2 months, and some men need 4 months or longer. Here is what happens in the follicle during that wait, what trials measured at 6 months, and how to judge your own progress.
Dutasteride vs. Finasteride for Hair Loss: Which Works Better?
Dutasteride suppresses DHT more completely than finasteride, but head-to-head trials show mixed results. A comparison of efficacy, side effects, and US approval status.
Minoxidil Plus Finasteride: Does Combining Them Work Better?
Combination trials show added benefit over minoxidil alone, and the two drugs work through different mechanisms. What the data support, what remains untested, and how to track your results.
Can Thyroid Problems Cause Hair Loss? Regrowth After Treatment
Yes, thyroid dysfunction can cause diffuse hair shedding, and hair usually regrows once hormone levels are corrected. Here is why the timeline runs in months, not weeks, and when another cause is likely.
Postpartum Hair Loss: When Shedding Stops and Regrowth Begins
Postpartum shedding usually peaks around months three to four and resolves within a year. Here is the full timeline, what regrowth actually looks like, and the signs that warrant a lab check.
Does Minoxidil Cause Shedding at the Start? How Long It Usually Lasts
Early shedding on minoxidil is a real, transient effect caused by follicles re-entering the growth phase. Here is the mechanism, the rough timeline, and how to keep your progress photos from convincing you to quit too early.
Does Tretinoin Make Minoxidil Work Better for Hair Loss?
One randomized trial found no advantage for the combo, but smaller studies hint tretinoin may rescue minoxidil nonresponders. Here is what the evidence supports.
What Happens If You Stop Minoxidil? Does the Hair Fall Out?
Stopping minoxidil usually means losing the hair it grew, over months rather than overnight. This page covers the mechanism, the realistic timeline, and how to read your own photos after quitting.
Finasteride vs. minoxidil
How oral finasteride, topical minoxidil, and oral minoxidil differ in approved use, study results, and side effects.