Education10 min read
Normal HGB Levels: Haemoglobin Ranges Explained
Learn what normal HGB levels mean, typical haemoglobin reference ranges, and how clinicians interpret high or low haemoglobin results.
·Private Blood Tests Team
Health Blog
Health Blog – Page 5
Browsing page 5 of 82. Continue exploring expert health articles from our clinical team.
Articles – Page 5
37–45 of 732 articles
Education10 min read
Oxygen Haemoglobin Dissociation Curve Explained Clearly
Understand the oxygen-haemoglobin dissociation curve, what right and left shifts mean, and why this concept matters in physiology and clinical care.
·Private Blood Tests Team
Education14 min read
RBC Blood Test: What High and Low Results Can Mean
If you have received a blood test report and noticed the abbreviation **RBC**, you may be wondering what it means and why it matters. An RBC blood test is one of the most commonly measured components in routine blood work, and understanding what your result indicates — and what it does not — can help you have a more informed conversation with a healthcare professional.
·Private Blood Tests Team
Education13 min read
Red Blood Cell Adaptations: Structure and Function Explained
Red blood cells are among the most specialised cells in the human body. Every feature of their structure — their shape, size, flexibility and internal composition — exists for a precise reason: to carry oxygen efficiently to every tissue and organ. Understanding the adaptations of RBCs not only illuminates how the body sustains life, but also explains why even small changes to these cells can have significant consequences for health.
·Private Blood Tests Team
Education14 min read
What Colour Is Blood Inside Your Body Before Oxygen?
If you were taught at school that the blood flowing through your veins is blue, you were taught something incorrect. It is one of the most persistent myths in human biology. Under normal human physiology, blood inside the body is red, with the shade varying based on oxygenation.
·Private Blood Tests Team
Education13 min read
Can You Be Pregnant and Still Have a Period? Explained
It is one of the most common and understandable questions in early reproductive health: *can you be pregnant and still have a period?* The short answer is that a true menstrual period does not occur during pregnancy. However — and this is important — bleeding can and does sometimes happen in early pregnancy, and it can look or feel similar enough to a period to cause genuine confusion.
·Private Blood Tests Team
Education15 min read
Hypothyroidism and Pregnancy: TSH Levels Explained
Thyroid health plays a significant role in many aspects of reproductive function and pregnancy. For women who are pregnant with hypothyroidism, or who have been diagnosed with an underactive thyroid and are planning to conceive, understanding how thyroid hormones relate to pregnancy is an important part of supporting overall health.
·Private Blood Tests Team
Education13 min read
Pharmacy Health Check: What to Expect and Test For
Learn what a pharmacy health check may include, how health screening works and when blood testing or further medical assessment may be useful.
·Private Blood Tests Team
Education15 min read
TFTF Blood Test: Thyroid Testing and Results Explained
If you have seen the abbreviation **TFTF** on a blood test request form, a laboratory report or a healthcare record, you are not alone in wondering what it means. Blood-test abbreviations and laboratory codes can feel confusing, and thyroid testing terminology adds an extra layer of complexity. This article explains what TFTF may refer to, how it relates to thyroid function testing, what a TSH blood test measures, and how thyroid blood-test results are generally understood in the UK.
·Private Blood Tests Team
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