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A woman sits hugging her knees inside a giant transparent jar filled with colourful capsules and pills, glowing softly against a dark blue background.

Should I take magnesium? Signs you're low, which form to choose, and when to take it

A woman with a shopping basket stands between tall glowing shelves of supplement bottles, looking up at them under a deep blue night sky.

What vitamin deficiency causes that? A symptom-by-symptom guide to deficiencies and the tests to ask for

Illustration of a woman sitting on grass at dusk with a city skyline behind her.

Why is jet lag worse coming home?

Circadian rhythm

Illustration of a woman asleep under a duvet in warm pink and deep blue light.

What does jet lag feel like?

Circadian rhythm

Illustration of a lavender field at dusk, the sky shifting from pink to deep blue over distant hills.

Jet lag calculator: how many days it takes, and what to do on each of them

Circadian rhythm

A woman sleeps curled up under a blanket, cradled in two large, glowing hands.

How to support someone with a chronic illness like ME/CFS, long COVID, POTS or fibromyalgia

Energy-Limiting Conditions (ELC)

Illustration of flowering bushes along a calm river under a warm golden sunrise sky.

Vitamin D test: what your number means and who actually needs one

Illustration of soft pink and blue cloud layers over distant hills at sunrise.

Walking pneumonia: how it is diagnosed and why the cough lingers

Illustration of a tranquil landscape of soft rolling hills and a winding river at dusk.

Norovirus or food poisoning? How to tell them apart, and how long you are contagious

Illustration of a soft glowing pillow resting on still water at dawn under a shaft of light.

Croup: the barking cough, how doctors tell it apart, and when it is an emergency

Illustration of a clinician in a white coat on the phone at a desk with plants and pink flowers.

Strep test explained: the rapid test, the throat culture, and who actually needs one

Illustration of a woman wrapped in a blanket at a window at dawn, holding a warm cup, a cat asleep beside her.

Ankylosing spondylitis diagnosis: the delay, the HLA-B27 test and the imaging