Symptom checker

What is your body telling you?

Find your symptom, read what can cause it, and see when an online consultation can help, or when it is safer to be seen in person.

Medically reviewed by an EU-licensed doctor
Clear signs for when to seek urgent care
A consultation only if it can help

Weight

Hair

Sexual health

Skin

Popular

Where many people start

Common symptoms our doctors assess online.

HairHair lossWhen shedding is normal, and when it is worth a doctor's look.Read about it WeightConstant hunger and appetite controlWhy hunger can feel constant, and what helps.Read about it SkinPersistent breakoutsAdult acne, what drives it and how it is treated.Read about it Sexual healthDifficulty getting an erectionCommon, treatable, and sometimes a sign to check your heart.Read about it

All symptoms

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Pick the area closest to what you are noticing.

Weight

Weight that will not shift, appetite that runs the day.

4 symptoms

Difficulty losing weightWhen diet and exercise alone aren't enough.Constant hunger and appetite controlPersistent hunger can relate to sleep, stress, medication or metabolism.Regaining weight after a dietRegaining weight after a diet is physiological, not a lack of willpower.Weight-loss plateauPlateaus are part of the process; a medical review can help move past them.

Hair

Changes at the hairline, the crown or all over.

3 symptoms

Hair lossWhen to be concerned and how to assess a case online.Hair thinning in womenDiffuse thinning has hormonal, nutritional and thyroid causes worth reviewing.Hair shedding after childbirthHeavy shedding in the months after childbirth is usually temporary, worth confirming.

Sexual health

Private questions, answered by a doctor.

13 symptoms

Changes in sexual desireWhen it's worth consulting a doctor.Ejaculating earlier than wantedWhen a repeated pattern may be premature ejaculation and worth assessing.Unprotected sexWhat to consider after contraceptive failure or sex without protection.Pain or burning when urinatingIt may be cystitis, an STI or another cause; red flags change the care route.Unusual genital dischargeA symptom that may need STI testing before treatment is chosen.Risk of HIV exposureThe difference between preventive PrEP and urgent PEP after recent exposure.Difficulty getting an erectionAn isolated episode is common; if it repeats, an assessment helps clarify the causes.Difficulty keeping an erectionLosing an erection midway through sex is common and can be assessed.

Show all 13

Worry about a physical cause of sexual performanceWhen the question is whether something physical is behind it, a medical review is the first step.Climax that comes too quickly or too slowlyClimax that comes very quickly or only after a long time can also be assessed.Worry after a recent risky encounterAfter a recent exposure, timing matters: PEP has a limited window.Recurrent urinary tract infectionsSeveral bouts of cystitis in a year deserve a review, not just another antibiotic.An STI notification from a partnerIf a partner has tested positive, testing is advisable even without symptoms.

Skin

Breakouts, redness and marks, reviewed from your photos.

5 symptoms

Facial redness and flushingWhen persistent redness on the cheeks and nose may be rosacea and how it is assessed online.Dark patches on the faceSymmetrical brown patches on the cheeks, forehead or upper lip: what they usually are and what can be done.Persistent breakoutsWhen spots that skincare does not clear need a prescription treatment.Oily skin and blackheadsClogged pores and excess sebum: when it is comedonal acne and what the doctor prescribes.Fine lines and uneven textureFirst wrinkles and sun-dulled skin: what a prescription retinoid can do.

When not to wait for an online consultation

Chest pain, sudden weakness on one side, trouble breathing, heavy bleeding or a very high fever need urgent care. Call 112.

Call 112

How it works

From symptom to answer

Read the guide

What can cause it and what usually helps.

Answer online

A 5-minute questionnaire, from home.

A doctor decides

A reply in under 2 hours on average, or a clear next step.

Not sure where to start?

Answer a few questions and a doctor reviews your case in under 2 hours on average.

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All content on this page has been medically reviewed by: Dr. Alejandro Infante, General medicine, on 27 July 2026. Registration: 080869277 View profile

Pay nothing if a doctor doesn't approve your treatment. Every consultation is fully refundable. How refunds work

All content on this page has been medically reviewed by: Dr. Alejandro Infante, General medicine, on 27 July 2026. Registration: 080869277 View profile

Pay nothing if a doctor doesn't approve your treatment. Every consultation is fully refundable. How refunds work