Clinical guides
Understanding hair loss
Clear clinical information on alopecia, baldness and hair loss — what causes it, how it is diagnosed and what genuinely works.
List of guides
Alopecia: what it is, types, causes and treatment
Alopecia is the medical term for hair loss, whether localised or diffuse, temporary or permanent. It isn't a single condition — it's the shared symptom of dozens of different conditions, and identifying which one is behind it is what determines the right treatment.
Read guideAlopecia areata: causes, symptoms and treatment
Alopecia areata is an autoimmune condition in which the immune system attacks the hair follicles themselves, causing well-defined bald patches that appear suddenly. It's estimated that around 2% of the population will experience at least one episode during their lifetime, and it can appear at any age.
Read guideMale pattern baldness: stages, causes and what actually works
Baldness is the everyday name for androgenetic alopecia, the most common form of hair loss. It's progressive, has a genetic and hormonal origin, and its course is predictable — which means it can be anticipated and halted.
Read guideHair loss: when it's normal and when to be concerned
Everyone loses hair — the question is how much, for how long, and in what pattern. This guide helps you distinguish physiological shedding from a sign that warrants medical assessment.
Read guideCauses of hair loss: the 8 most frequent
Hair loss rarely has a single cause. In clinical practice, we almost always find one main factor combined with two or three aggravating ones — and it's this combination that treatment needs to address.
Read guideHow much does a hair transplant cost in Portugal?
At Replace Clinic we work with fixed pricing by follicle tier, set according to the average quantity needed for each degree of intervention. The price doesn't depend on haggling or per-follicle calculations: it's presented in writing at the assessment consultation, already including the surgical plan, the proposed technique and the 18 months of follow-up. This policy exists to remove surprises and restore trust in a market where opaque quotes and promotional prices are often used to attract patients.
Read guideHow to prepare for an FUE hair transplant
Preparing for an FUE hair transplant is straightforward, but it makes a difference on the day of surgery and during recovery. This guide summarises the essential precautions — from medication you should stop taking to habits that support healing — based on the Replace Clinic protocol in Lisbon.
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Questions about your own case?
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