Getting Tested: Why It Matters and What to Expect
Getting tested for STIs is one of the most straightforward and responsible things you can do for your sexual health, and yet for many people it feels daunting, embarrassing, or something to put off indefinitely.
Sometimes the idea of getting tested can bring up difficult feelings, or a sense that seeking testing means something has gone wrong. Historically, messaging around sex and sexual health has been bound up with unhelpful narratives, particularly around sex outside of committed relationships, that frame STIs as something contracted through carelessness or poor judgement, which is not the case. In the same way that we might get our eyes tested or have a mole checked without it meaning something is seriously wrong, sexual health testing is simply part of looking after yourself. Testing is something you do because you are sexually active and you are taking care of yourself and the people you are intimate with.
Many of the most common STIs, including chlamydia, gonorrhoea, and HIV in its early stages, have no symptoms at all. You can have an infection without knowing it and feel completely well. This can increase the risk of passing it on to a partner without either of you realising. Regular testing is the only reliable way to have a clear picture of your sexual health.
Catching an infection early also means simpler, more effective treatment. Left undetected, some STIs can cause complications over time, including pelvic inflammatory disease, fertility problems, and in some cases, such as with syphilis or HIV, serious long-term health consequences if left untreated. None of those outcomes are inevitable, and all are preventable with timely testing and treatment.
Barrier Methods And The Reality of Condom Use
Barrier methods such as condoms and dental dams are among the most effective ways to reduce the risk of STI transmission, and using them consistently is generally recommended as part of good sexual health practice. However, it is worth being honest about the fact that condom use is not straightforward for everyone, and there are many reasons why people do not always use them.
Cost can be a barrier, particularly for younger people, though free condoms are available through many sexual health clinics, GP surgeries, and some pharmacies. Some people find that condoms interrupt the moment or affect sensation in ways that feel significant. Alcohol or drug use can affect decision making around protection. Not knowing how to raise the conversation with a partner, or feeling that asking would imply a lack of trust, stops many people from using protection even when they would otherwise want to. Cultural, religious, or personal values can also shape attitudes toward condom use in ways that are not always straightforward to navigate.
None of these are reasons to feel judged. They are real experiences, and acknowledging them honestly is more useful than simply repeating the message that condoms should always be used. What matters most is that you are informed, that you understand your own risk, and that you feel empowered to make choices that work for you, including getting tested regularly as part of how you take care of your sexual health.
Who Should Get Tested And How Often
Regular testing is a good habit for anyone who is sexually active, not just people who feel they may be at risk of an STI. An annual sexual health check is a reasonable baseline, and getting into the habit of regularly checking your own genitals also helps, as familiarity with how your body normally looks and feels makes it easier to notice any changes in appearance, discharge, or symptoms that might prompt you to seek testing sooner.
There are also specific moments when testing is particularly worth prioritising. Starting a new sexual relationship is one of them, especially if you and a partner are considering not using condoms. Testing together before making that decision is a caring and practical step that removes uncertainty for both of you. Similarly, if a partner tells you they have been diagnosed with an STI, getting tested promptly is important even if you feel completely well.
It is also worth remembering that condoms, while highly effective, can occasionally split or break, so testing after any encounter where something felt uncertain is always a sensible choice, even if you were using protection.
For people with multiple partners, many sexual health clinicians suggest testing every three to six months. If you are pregnant, STI testing is offered as part of routine antenatal care in the UK, as some infections can be passed to a baby or affect pregnancy outcomes.
What Testing Involves
Many people avoid testing because they are not sure what to expect, and the unknown feels worse than the reality. In practice, STI testing is quick, straightforward, and usually entirely painless.
The specific tests you have will depend on your anatomy, your sexual activity, and which infections are being screened for. A standard sexual health screen typically includes testing for chlamydia, gonorrhoea, syphilis, and HIV, and may include other infections depending on your history and risk factors.
For people with a vulva, testing usually involves a self-taken vaginal swab, which you do yourself in a private room. It takes a few seconds and is not painful. A urine sample may also be requested.
For people with a penis, testing usually involves a urine sample. A swab from the tip of the penis is sometimes taken but is less common.
If you have had oral or anal sex, swabs from the throat and rectum can be taken to check for infections in those areas. These are often not offered unless you ask, so it is worth mentioning if this feels relevant so the clinician can advise on what tests are appropriate.
A blood test is taken to check for syphilis and HIV. This involves a standard blood draw from the arm, or in the case of some home testing kits, a finger prick to provide a small sample.
Where To Get Tested
Sexual health clinics
Also known as GUM clinics, sexual health clinics are the most comprehensive option for STI testing. They are free, confidential, and you do not need a GP referral to attend. They are staffed by professionals who are specifically trained in sexual health and are experienced in having non-judgemental conversations about sex. Whatever you share with them stays confidential.
You can find your nearest sexual health clinic at nhs.uk.
Your GP
Your GP can arrange testing for some STIs, though they may not offer the full range of tests available at a sexual health clinic. If you have a good relationship with your GP and prefer to go through them, then have a chat with them about the options they can offer.
Home testing kits
If attending a clinic in person feels difficult, free home testing kits are available through several services. These typically involve a self-taken swab of the vagina, a urine sample, and a small blood sample obtained through a simple finger prick test. Results are usually returned within a few days and follow-up support is available if a positive result is returned.
Sexual Health London — sexualhealthlondon.nhs.uk — free postal testing for people in London.
SH:24 — sh24.org.uk — free postal testing covering a range of areas across the UK. Check their website to see whether your area is covered.
Many local boroughs also commission their own free postal STI testing services. Searching for your borough name alongside free STI testing will show you what is available in your area.
Pharmacies
Some pharmacies offer testing for certain STIs, and many sell home testing kits that you can use privately. These tend to be less comprehensive than clinic-based testing but can be a useful option if access to a clinic is difficult.
What Happens After Testing
If your results are negative, you will usually be notified by text or through an online portal, depending on the service. Some clinics only contact you if a result requires follow-up.
If a result is positive, a clinician will contact you to discuss treatment options. The clinician will explain what the result means, what treatment is recommended, and will support you with partner notification if needed.
Treatment for bacterial infections such as chlamydia, gonorrhoea, and syphilis is usually a course of antibiotics. Viral infections such as herpes and HIV are managed rather than cured, but effective treatment is available and makes a significant difference to both health and quality of life.
Overcoming The Barriers To Testing
Embarrassment is one of the most common reasons people avoid testing. Sexual health clinicians have these conversations every day. Nothing you say will shock them. They are not there to judge you; they are there to help you.
Anxiety about results is another common barrier. Not knowing can feel safer than knowing. But an untreated infection does not go away because you have not tested for it. Knowing your sexual health status, whatever it is, puts you in a position to do something about it.
If previous experiences of healthcare have felt dismissive or uncomfortable, it is worth knowing that sexual health clinics in particular tend to have a culture of inclusivity and non-judgement.
Why Sex Actually Exists
Sex Actually exists because too many people have been left out of sex education, or taught only narrow versions of what intimacy and pleasure should look like.
Our aim is to offer inclusive, evidence-informed education that supports real experiences, real bodies, and real relationships. We are here to make conversations about sex, relationships, and wellbeing accessible, shame-free, and relevant for everyone, so you can understand yourself and others with greater confidence, curiosity, and care.
If this article sparked reflection or curiosity, you might like to explore our writing on STIs, living with an STI, HIV, and sexual health for LGBTQIA+ people.