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The Journal

Sleep, calm and recovery, explained properly

Evidence-led guides from the Evopure team on sleep, stress, recovery and the supplements behind them. No hype and no miracle claims, just what the research says and how to use it.

Written by the Evopure team · Checked against UK guidance · General information, not medical advice

Latest

Does Vaping Make You Tired? Nicotine, Sleep and Quitting (UK)

Yes, vaping can make you tired. Nicotine is a stimulant, so it gives a short lift that soon fades.

Why Am I Always Tired? Common Causes and What Helps (UK)

If you’re always tired no matter how much sleep you get, the problem is often sleep quality rather than hours: sleep apnoea,

CBD for Focus and Studying: Does It Help? What the Research Shows

There’s little evidence that CBD improves focus, memory or studying. In placebo-controlled trials in healthy adults, including one in university students, CBD

CBD Coffee: Can You Mix CBD and Caffeine? How to Make It and What to Know

CBD coffee is coffee with CBD in it, either ready-made (infused beans, pods, cans or a café latte) or made at home

Best Supplements for Energy and Tiredness (UK): Ranked by Evidence

The best supplements for energy are the ones that fix a shortfall. Iron and vitamin B12 matter most if a blood test

Maca Root Benefits: Energy, Libido and Menopause, What the Evidence Says

Maca root benefits are mostly studied for libido, mood, energy and menopause symptoms.

Spirulina Benefits: What the Evidence Shows, the B12 Myth and Side Effects (UK)

Spirulina is a dried blue-green alga (a cyanobacterium) that is more than half protein.

Does Caffeine Cause Anxiety? How Much Is Too Much and How to Cut Down

Yes, caffeine can cause or worsen anxiety, especially at high doses or if you’re sensitive to it.

Magnesium for Focus and Brain Fog: Does It Help? Best Form

Magnesium may help focus and brain fog if you’re low in it, as it contributes to normal psychological function and the reduction

Adaptogens for Energy: Which Actually Work? (UK Evidence Guide)

Adaptogens are herbs and mushrooms traditionally used to help the body cope with stress. For energy, rhodiola has the most relevant evidence,

Power Nap: How Long, Best Time and Benefits

A power nap works best at 10 to 20 minutes, taken in the early afternoon, ideally between about 1pm and 3pm. In

Iron Deficiency Symptoms: Signs in Women and Men, Causes and Treatment (UK)

The main symptoms of iron deficiency are tiredness and lack of energy, shortness of breath, heart palpitations, paler skin and headaches, according

CBD for ADHD: Does It Help? What the Research Shows (UK)

There’s no good evidence that CBD helps ADHD. The only controlled trial in adults with ADHD tested Sativex, a prescription spray containing

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