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Knowledge that helps you understand your health.

Clear, current, evidence-informed articles designed for U.S. English readers—so you can understand common tests and have more productive conversations with your own health care professional.

Understanding lab tests

What common markers measure, their limitations, and how they relate to one another.

Cardiometabolic health

Cholesterol, glucose, blood pressure, and prevention based on overall risk.

Evidence center

What is supported by strong, moderate, weak, or insufficient clinical evidence.

Clinical topics, concepts, and verifiable sources.

Every article in this library has a section in the Evidence Center: tests and symptoms, kidneys, cardiovascular risk, metabolism, nutrition, hormones and memory. Explore the sources and the corresponding MERHI ONE reading in English.

Explore the review

Go beyond the headline.

Every article identifies the author, review date, limitations, and primary references.

Strength and independence · Clinical assessment

Losing Strength? When to Seek a Medical Evaluation

When stairs, grocery bags, or getting out of a chair become harder: how to describe the change, seek an assessment, and understand the limits of tests and supplements.

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Aging · Clinical assessment

Beyond your biological age score

Explore how changes in daily function, personal priorities and clinical context can guide a conversation beyond a biological age score.

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Blood pressure

My blood pressure was high. What now?

Accurate measurement, confirming hypertension, and recognizing warning signs.

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Cardiovascular risk

LDL, ApoB, Lp(a), and coronary calcium

How tests, medical history, and imaging connect in cardiovascular risk assessment.

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Lab tests · Illustrated article

Normal test results, but symptoms persist?

Understand the limits of reference intervals, why symptoms may persist, and how to prepare for follow-up, with seven explanatory figures.

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Cardiometabolic health · Start here

How is your metabolic health?

What to assess, how habits and test results fit together, and questions for your appointment.

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Kidney health · Understanding your tests

Are my kidneys healthy?

Creatinine, eGFR, and urine albumin: practical examples, warning signs, and questions for your appointment.

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Nutrition and micronutrients

Does a bad or metallic taste mean zinc deficiency?

When low zinc belongs in the evaluation, how excess can cause harm, and why one symptom cannot establish the diagnosis.

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Clinical reasoning

When multiple symptoms occur together: how should they be evaluated?

A composite clinical vignette about fatigue, mood, hair loss, and low sexual desire—with evidence and explicit limits.

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Medication

Tirzepatide: benefits, risks, and contraindications

FDA-approved uses, common adverse effects, lean mass, weight regain, and the limits of treatment.

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Memory and cognition

Memory loss or Alzheimer’s: when should you seek an evaluation?

How occasional lapses differ from progressive changes that deserve medical attention.

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Diabetes and nutrition

How to build a balanced breakfast with diabetes

Carbohydrates, fiber, protein, practical examples, and hypoglycemia precautions.

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Cardiovascular risk

LDL cholesterol, non-HDL cholesterol, and ApoB

Three complementary ways to understand cholesterol transport and atherogenic particles.

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Inherited risk

Lipoprotein(a): what it is and who should be tested

What Lp(a) tells you about inherited risk, when testing is considered, and how to discuss the 2026 developments with your healthcare professional.

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Metabolic health

Blood glucose, A1C, and insulin

What each test measures—and why no single result should be interpreted in isolation.

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Connect this reading to MERHI ONE.

Related reading from MERHI ONE Global, an independent health education project, to explore concepts, evidence and limitations.