Understanding Common Blood Tests
A plain-English guide to the blood tests you are most likely to have - full blood count, cholesterol, blood sugar, kidney, liver and…
Dr. Nadia Okoro
350 reading now
Dr. Nadia Okoro
Science & Health Writer
Dr. Nadia Okoro holds a PhD in molecular biology and writes about medicine, public health and scientific research with an emphasis on evidence.
Credentials: PhD, Molecular Biology
First Aid Basics Everyone Should Know
A calm, plain-English guide to the first aid basics that matter most - the DRABC approach, CPR awareness, choking and bleeding - plus why a…
Dr. Nadia Okoro
449 reading now
What Is Electricity?
Electricity powers nearly everything we use, yet few of us could say what it actually is. This guide explains electric charge, current…
Dr. Nadia Okoro
466 reading now
How Do Magnets Work?
Magnets pull and push without touching, yet the reason why is rooted in the behaviour of electrons. This guide explains magnetic fields…
Dr. Nadia Okoro
370 reading now
What Is Radioactivity?
Radioactivity is the natural process where unstable atoms shed energy as radiation. This guide explains the types of radiation, what…
Dr. Nadia Okoro
371 reading now
What Is the Scientific Method?
The scientific method is the step-by-step approach scientists use to test ideas against evidence. This guide explains how it works, why…
Dr. Nadia Okoro
350 reading now
How Much Protein Do You Actually Need?
Protein is an essential nutrient that builds and repairs the body, but how much do you really need? This guide explains the guidelines, who…
Dr. Nadia Okoro
460 reading now
What Is a Calorie Deficit?
A calorie deficit means taking in less energy from food than your body uses, which is the basic driver of weight loss. This guide explains…
Dr. Nadia Okoro
412 reading now
Understanding Portion Sizes
A practical guide to portion sizes: simple hand and plate measures, why portions have crept upwards, and easy ways to serve sensible…
Dr. Nadia Okoro
343 reading now