All about health
Evidence-based articles on health, testing and wellbeing, written by experts and reviewed by doctors.
The most common food allergies
Food allergies affect millions and can cause symptoms from mild discomfort to life-threatening reactions. This article explores the eight most common food allergens and how they are diagnosed. Learn practical tips for living with food allergies, how to avoid triggers, and how allergy testing works. Find out how at-home allergy tests can support your care.
Anna Röll
Milk allergy – symptoms, diagnosis, treatment
Milk allergy is a serious immune reaction to milk proteins, common in children and adults. Learn how to identify, diagnose, and manage it with expert-backed strategies.
Anna Röll
Nut and peanut allergy: symptoms, treatment, emergency kit
A nut or peanut allergy can cause itching, redness, or breathing difficulties—and may even be life-threatening. But what exactly happens in the body during such an allergy? And which nuts are most likely to trigger a reaction? This article explains symptoms, common triggers, and how you can gain clarity with a simple home test from Homed-IQ.
Anna Röll
Soy allergy: symptoms, triggers, soy lecithin
Soy is a popular plant-based protein found in many foods, especially in vegetarian and vegan diets. However, for some people, soy can trigger allergic reactions that range from mild to severe. This blog explores what causes a soy allergy, how to recognize the symptoms, and how it is diagnosed. Learn how to manage a soy allergy and when it's time to seek medical advice or testing.
Anna Röll
Latex allergy – when the body reacts to rubber
Latex is a natural material found in many everyday items—from gloves to balloons and condoms. But for some, it can trigger allergic reactions ranging from mild to life-threatening. This article explores what a latex allergy is, who is most at risk, and how to recognize and manage the symptoms. Discover how you can test for latex allergies from home with Homed-IQ and find safe alternatives.
Anna Röll
After a one-night stand: why testing for sexually transmitted infections (STIs) is important
A one-night stand can be exciting—but it also comes with risks. Many sexually transmitted infections (STIs) show no symptoms and can be transmitted unknowingly. Even if condoms are used, they don’t offer complete protection. Getting tested after a one-night stand is a responsible way to protect your health and that of others. Learn when and how to get tested, what symptoms to watch for, and how to reduce your risk effectively.
Anna Röll
Untreated STIs: Risks, Consequences & Prevention
Sexually transmitted infections can remain unnoticed for a long time and may lead to health complications if left untreated. The possible effects depend on the type of infection and how early it is detected and treated. Learn about long-term risks, treatment, prevention, and the importance of regular STI testing.
Anna Röll
STI test at the doctor, health centre or online?
Sexually transmitted infections (STIs) often go unnoticed, but early detection is key to protecting your health and that of your partner. This article explains when and where to get tested, how STI tests work, and what options are available in Germany and the Netherlands – including home testing kits for more privacy and convenience.
Cornelia Grabmeier
Fungal infection or STI? Distinguishing signs and symptoms correctly
Fungal infections and sexually transmitted infections (STIs) can cause similar symptoms like itching, redness, or unusual discharge in the genital area. However, they differ in origin and treatment. While fungal infections are often caused by an overgrowth of Candida albicans, STIs result from bacteria, viruses, or parasites transmitted through sexual contact. Recognizing the right condition is essential for effective treatment and preventing further spread. This article explains how to tell them apart, what symptoms to watch for, and when to seek medical help.
Anna Röll
STIs without symptoms?
Infections like chlamydia, gonorrhoea, or HPV often go unnoticed—but can still lead to serious health problems such as infertility, chronic pain, or organ damage. Since you can’t always rely on symptoms, regular testing is essential to protect your health and your partner’s.
Cornelia Grabmeier
Better understanding cat and dog allergies
Cat and dog allergies affect 10–20% of the global population and are triggered by proteins found in animal saliva, urine, and glands. This article explains causes, symptoms, diagnosis methods, treatment options, and practical ways to reduce allergen exposure at home.
Anna Röll
Understanding grass allergy: symptoms, treatment & pollen season
Grass allergies are among the leading causes of seasonal allergies, especially in Europe and North America. This article provides information on symptoms, diagnosis, treatment, and offers practical tips for pollen season.
Anna Röll
Hay fever at a glance: causes, symptoms, relief
Hay fever affects over 20% of Europeans and is triggered by pollen. Discover how to manage sneezing, congestion, and itchy eyes through testing, treatment, and prevention.
Anna Röll
Inhalation allergy: causes, symptoms & diagnostic procedures
Inhalant allergies occur when the immune system overreacts to airborne particles like pollen or mold. This article explains triggers, symptoms, diagnosis, and treatment options such as antihistamines and immunotherapy.
Anna Röll
Hives: when the skin rebels
Hives, or urticaria, affect up to 20% of people worldwide. This guide explains what causes them, common symptoms, and how to manage or prevent outbreaks.
Anna Röll
Immunoglobulin E (IgE): a comprehensive overview
Immunoglobulin E (IgE) plays a central role in allergic reactions, from hay fever to anaphylaxis. This article explains how IgE functions, what symptoms it causes, and how it’s diagnosed. You'll also discover treatment strategies such as medication, immunotherapy, and allergen avoidance. Ideal for anyone seeking clarity about allergies.
Anna Röll
Can allergies make you tired?
Do allergies make you feel unusually tired? This article explains how immune reactions, disrupted sleep, and medications can drain your energy. Learn how to recognize allergy-related tiredness and find practical ways to feel more alert again. Includes testing options and expert advice.
Anna Röll
Living with a cat despite a cat allergy
You don't have to give up cats if you're allergic. Discover allergy-friendly breeds, practical tips, and treatments to live comfortably with your cat.
Cornelia Grabmeier
Citrus fruit allergy: tips and taboos
Itching, stomach issues, or breathing problems after eating oranges or lemons? It might be a citrus allergy or intolerance. Learn how to recognize the symptoms, get diagnosed, and manage your diet with safe alternatives and effective treatments.
Cornelia Grabmeier
Unprotected Sex: STI Risks, Prevention & What to Do
Unprotected sex can carry risks ranging from sexually transmitted infections to unintended pregnancy. The level of risk depends on factors such as the type of sexual contact, infection, protection used, and partner status. Learn how to reduce your risk, when testing may be appropriate, and what to consider after unprotected sex.
Anna Röll
Vaginal STI test: how to carry it out safely yourself
A vaginal STI test is a simple and discreet way to detect common sexually transmitted infections such as chlamydia, gonorrhea, and trichomoniasis. Using a swab, the test collects a sample from the vaginal area that can be safely taken at home and sent to a certified lab for analysis. Regular testing is essential—even without symptoms—to protect your sexual health and prevent the spread of infection.
Anna Röll
STIs: Is infection possible without sexual intercourse?
Sexually transmitted infections (STIs) are not only spread through vaginal, anal, or oral sex—they can also be transmitted through direct skin contact or infected bodily fluids like saliva or blood. For example, herpes can spread through kissing or skin-to-skin contact, even without penetration. Understanding these alternative transmission routes is key to protecting yourself and others.
Anna Röll
Anal-oral sex (rimming): can you get an STI?
Rimming, or anal-oral stimulation, is an intimate sexual practice that carries certain health risks—particularly the transmission of sexually transmitted infections (STIs). Even without visible symptoms, infections like herpes, chlamydia, gonorrhea, or syphilis can be passed through contact with anal secretions or mucous membranes. This article explores the specific STIs associated with rimming, the risk factors involved, and how to protect yourself while enjoying safe and consensual intimacy.
Anna Röll
Can STIs be transmitted through fingering?
Fingering is often seen as a low-risk sexual activity, but certain infections like herpes, HPV, or syphilis can still be transmitted through contact with skin, mucous membranes, or bodily fluids—even without visible symptoms. This article explains which STIs may be passed on during fingering, what increases the risk, and how to protect yourself and your partner.
Anna Röll
Pregnancy and sexually transmitted infection
Sexually transmitted infections (STIs) during pregnancy can pose serious risks to both mother and child, including complications such as premature birth or developmental disorders. This article explains which STIs are common in pregnancy, how they are diagnosed and treated, and what steps you can take to protect your health and your baby’s.
Cornelia Grabmeier
STI transmission through French kissing: Is it possible?
French kissing is often seen as a harmless act of affection, but under certain conditions, it can lead to the transmission of sexually transmitted infections (STIs). This article explores which STIs may be passed through deep kissing, how likely transmission is, and which factors increase the risk. It also provides practical tips on how to reduce your chances of infection—through good oral hygiene, awareness of symptoms, regular testing, and open communication with partners.
Anna Röll
Infection with an STI through massage?
STI transmission during massages is unlikely as long as there is no direct contact with body fluids, mucous membranes or open wounds. Professional massages under hygienic conditions are safe, while intimate massages with skin contact can increase the risk. Hygiene standards significantly minimize the risk of infection.
Cornelia Grabmeier
Paid sex and sexually transmitted infections: what you should know
Paid sex involves health risks, primarily through sexually transmitted infections (STIs), which spread via unprotected contact with bodily fluids or infected skin. Regular STI testing and consistent condom use significantly reduce these risks. Since many STIs are asymptomatic, early diagnosis through testing is essential for effective prevention and treatment.
Anna Röll
Facts and myths about STIs
STIs are surrounded by myths that can lead to false security or stigma. They affect all sexually active individuals, are rarely transmitted via toilet seats, and often show no symptoms. Condoms reduce but do not eliminate risk, and most STIs require treatment. Regular testing and prevention are essential.
Cornelia Grabmeier
Foreplay and the risk of STIs
Foreplay enhances intimacy but also carries STI risks through skin and mucosal contact. Infections like herpes, HPV, and chlamydia can spread even without intercourse. Protective measures—condoms, dental dams, hygiene, and regular STI tests—help reduce risk. Safe practices ensure a fulfilling and worry-free intimate experience.
Cornelia Grabmeier
STI Test Costs: What You Need to Know
STI testing costs can vary depending on the test, provider, and country. Some people may qualify for free or low-cost testing through healthcare providers or public health services. Learn what different STI tests may cost and which testing options are available.
Anna Röll
Can STIs be transmitted through "golden showers"?
Golden Showers, a form of urolagnia, generally pose a low risk for STI transmission, as most STIs are spread through blood, semen, or vaginal fluids rather than urine. However, infections like chlamydia, gonorrhea, or hepatitis could be transmitted under specific conditions. Regular STI testing and proper hygiene help minimize risks.
Anna Röll
How to test for inhalation allergies? Methods and options for allergy diagnosis
Whether pollen, dust mites, or pet dander—inhalation allergies can significantly impact daily life. But how do you identify the triggers? This article explores various allergy testing methods, including skin tests, blood tests, and provocation tests, helping you choose the right approach for accurate diagnosis and effective symptom management.
Anna Röll
How long do allergic reactions last?
Allergies can last from minutes to weeks, depending on the type and exposure. This article explains common allergic reactions and their durations. You’ll also discover how to manage symptoms effectively and when medical advice is necessary. Quick relief tips and home testing options are included.
Anna Röll
Inhalation Allergies: What’s behind them?
Inhalation allergies, triggered by airborne allergens like pollen, pet dander, or dust mites, can significantly impact daily life. This article explores how they develop, how to identify them, and which treatments and strategies can improve indoor air quality and reduce symptoms effectively.
Cornelia Grabmeier
What role does estrogen play in men?
Estrogen, often called a “female hormone,” plays a key role in men’s health. It supports sexual function, bone density, and heart health. This article explores how men produce estrogen, what it does, and signs of imbalance to watch for.
Lauren Dobischok
What can you test at home?
Home testing kits let you track key health markers like cholesterol, hormones, and nutrients using self-collected samples. These tests undergo validation to ensure clinical accuracy. Homed-IQ offers a broad range of validated tests for reliable results at home.
Cornelia Grabmeier
Homed-IQ - Laboratory
Homed-IQ collaborates with DAkkS-accredited laboratories that meet ISO 17025 and 15189 standards. This guarantees high diagnostic quality, even for home tests. Your samples are treated with utmost care to ensure reliable, medically valid results.
Cornelia Grabmeier
Reliability of at-home testing
Homed-IQ offers lab-accurate home tests with full privacy and convenience. Skip appointments and clinic waits by testing at home with certified laboratories. Your results are fast, reliable, and securely delivered online.
Cornelia Grabmeier
Benefits of at-home testing
Homed-IQ offers convenient, certified home health tests with professional lab analysis. Results are fast, private, and easy to understand. Empower your health from home.
Cornelia Grabmeier
What is Mycoplasma genitalium? Learn more here
Mycoplasma genitalium (M. genitalium) is a sexually transmitted bacterium that infects the genital tract, including the cervix, rectum, and urethra. It spreads through unprotected sexual intercourse, and many infected individuals show no symptoms, making detection challenging. Although it can be treated with antibiotics, untreated infections may lead to serious complications. This blog covers key aspects of M. genitalium, including transmission, testing, and treatment options.
Lauren Dobischok
How does the dried blood spot test work?
Dried blood spot (DBS) testing is a convenient and simple way to collect a blood sample. Unlike traditional methods that require visiting a doctor’s office or a blood collection center, DBS allows individuals to take their samples at home. It eliminates the need for large blood draws, reduces waiting times at clinics, and provides a clear timeline for receiving test results. This is precisely the advantage that DBS offers.
Lauren Dobischok
What does discharge look like with an STI?
Discharge from the penis or vagina is often completely normal, but changes in frequency, texture, color, or smell may indicate an infection. For women, discharge naturally varies throughout the month, while for men, any discharge that is not pre-ejaculate or ejaculate could signal a health issue.
Lauren Dobischok
What can be mistaken for herpes?
Many people associate herpes with cold sores or painful blisters, but the virus often causes no symptoms or symptoms that can be mistaken for other conditions. Herpes simplex virus 1 (HSV-1) affects around 67% of the global population, while HSV-2 affects 13%, yet most carriers are unaware they have it. Symptoms, when present, can include pain, itching, or bumps in the genital or mouth area, resembling other STIs or skin conditions. Curious whether your symptoms could be herpes? Learn which conditions are often mistaken for herpes and how to confirm an infection.
Lauren Dobischok
Can thyroid problems cause headaches?
Headaches are a common condition with various types and triggers, including tension headaches, sinus headaches, and migraines. The exact cause is often unclear, leaving many searching for potential triggers. Among the many factors, thyroid function may play a role. This article explores the link between thyroid problems and headaches, along with possible testing and treatment options.
Lauren Dobischok
When is bowel movement considered healthy?
Your bowel movements are a key indicator of your health. Colour, consistency, and frequency can highlight issues from diet to disease. Learn what’s normal—and what’s not.
Lauren Dobischok
Does a condom protect against sexually transmitted infections?
Condoms are essential for STI prevention, but they don’t offer complete protection. Learn which infections they prevent and how to use them correctly. We also explain other ways to reduce your risk.
Lauren Dobischok
eGFR: Understanding Your Kidney Function and Results
eGFR is an important marker that provides insight into how well your kidneys filter the blood. Your results can be influenced by age, health conditions, and other factors, while reduced kidney function may not always cause early symptoms. Learn what eGFR values mean, how they relate to creatinine, and why testing can be useful for monitoring kidney health.
Lauren Dobischok
Vaginal Rash: Common Causes, Symptoms and Treatment
A vaginal rash can be caused by skin irritation, yeast infections, dermatological conditions, or certain STIs. Symptoms can include itching, redness, burning, sores, and changes in vaginal discharge. Learn about the most common causes, treatment options, and when it is important to seek medical advice.
Lauren Dobischok
Green vaginal discharge: causes and prevention
Vaginal discharge is a natural combination of fluid, bacteria, and cells that helps keep the vagina healthy, moistened, and clean. Its appearance can vary throughout the month, typically ranging from clear to off-white or cloudy. However, changes in color, smell, or texture—such as green, yellow, or brown discharge—may indicate an infection or another medical issue. Sexually transmitted infections (STIs) can also be a cause and should be ruled out if symptoms occur.
Lauren Dobischok
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