Energy & deficiencies
Tired all the time? The blood values that can explain why
Tired all the time? How iron, thyroid and vitamin values can explain long-term tiredness, which blood tests are relevant, and when to see a doctor.
Read moreArticles and guides.
Read about blood measurements, test preparation and the next steps after a report.
33 results
Women's health
The menstrual cycle phase by phase: what your hormones do
The phases of the menstrual cycle and the hormones behind them: FSH, LH, estradiol and progesterone, plus the right cycle day for a hormone test.
Read moreWomen's health
Trying for a baby: the blood tests worth taking first
Blood tests before trying for a baby: the thyroid, the cycle hormones, and what AMH can and cannot say about fertility.
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Women's health
PMOS (previously called PCOS) and blood tests: the values that bring clarity
Which blood values matter when PMOS (previously called PCOS) is suspected? A guide to testosterone, SHBG, LH, FSH and more, and what they can and cannot show.
Read moreMen's health
Measuring testosterone properly: total, free and SHBG
Total testosterone is the starting point. How SHBG, albumin and selected free testosterone assessment help interpretation, and how to prepare for sampling.
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Health checks
Men’s health after 40: choosing blood tests for your risk and symptoms
How lipids, glucose, kidney tests, hormones and PSA are selected after 40. Testing and follow-up depend on risk, symptoms and previous findings.
Read moreEnergy & deficiencies
Vitamin D deficiency: symptoms, levels and what the Swedish winter does
Vitamin D deficiency often shows as vague symptoms like tiredness and aches. Learn which levels count as deficiency and why Swedish winters lower them.
Read moreEnergy & deficiencies
Low ferritin: what it means and why it shows before anaemia
Low ferritin means your iron stores are running out, often long before your haemoglobin drops. Learn the cut-offs, the symptoms and when to see a doctor.
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Energy & deficiencies
Normal TSH but still tired: what could be behind it?
Your TSH is normal but the tiredness will not lift. Here is what TSH actually shows, and which other explanations are worth investigating.
Read moreHealth checks
What is included in a blood test health check?
What Vitals, Vitals Pro and Vitals Max include, their limits, preparation and how follow-up is selected. Reproductive hormones are a separate question.
Read moreMen's health
Normal testosterone levels by age
Normal testosterone levels by age: Swedish reference intervals in nmol per liter, how the value changes over the years and when a level counts as low.
Read moreMen's health
Free testosterone, total testosterone and SHBG: the difference
Free testosterone, total testosterone and SHBG explained: what each value shows, why a total value can mislead and how the three fit together.
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Heart & metabolism
ApoB: the cholesterol value most people have never measured
ApoB counts the blood fat particles that can lodge in the vessel wall. What the value shows that LDL misses, European goal values and how to test it.
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Heart & metabolism
HbA1c: what your value means
HbA1c table with Swedish reference intervals, the 42 to 47 risk zone and the 48 mmol per mol diagnostic threshold. How to read your long-term blood sugar.
Read moreWomen's health
Menopause or your thyroid: the symptoms that overlap and the blood tests that tell them apart
Menopause and thyroid symptoms can overlap. Typical menopause from 45 is assessed clinically; blood tests are selected for thyroid or early-menopause questions.
Read moreHealth checks
Blood tests without a referral: how it works in Sweden
In Sweden you can order blood tests yourself, no referral needed. How it works step by step, what you can test and what it does not replace.
Read moreHealth questions
Tick bite this summer: what can a blood test actually tell you?
Bitten by a tick this summer and worried now? How Lyme blood tests work, when a test helps, when it does not, and when to seek care right away.
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Blood tests in practice
Blood tests in Stockholm without a referral
Order online, walk in to a sampling site in Stockholm, give a venous sample and read your results in your account. No referral is needed for private testing.
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Blood tests in practice
Understand your Swedish blood test results
What S, P and fP mean on a Swedish lab report, the units g/L, mmol/L and mmol/mol, and how Swedish values relate to American mg/dL and percent.
Read moreBlood tests in practice
Health checks in Sweden for expats
What Swedish public care screens for, which invitations arrive at which ages, and where private blood testing fits for you who have moved here.
Read moreBlood tests in practice
Fasting before a blood test
Which blood tests require fasting in Sweden, how many hours it takes, what you may drink during the fast, and what applies to your medicines.
Read moreBlood tests in practice
What does a blood test cost in Sweden, and why do prices vary?
The price of a private blood test in Sweden follows the number of markers, the blood draw, the lab analysis and the doctor review. How the parts add up.
Read moreBlood tests in practice
How often do you actually need a health check blood test?
There is no established interval for health check blood tests in symptom-free adults. What the research shows, and how Swedish screening programs work.
Read moreBlood tests in practice
Morning or evening blood test: does it matter?
Cortisol, testosterone and iron vary over the day and are sampled in the morning. HbA1c can be taken any time. How to choose the time for your blood test.
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