Magazine
Staying Fit and Vital: The Foundations That Work
Long-term fitness comes from regular movement, strength training, sleep, nutrition and recovery. Small stable habits...
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Ashwagandha Root: Stress, Sleep and the Limits of a Herbal Recommendation
Some ashwagandha preparations show benefits for stress or insomnia. This does not automatically apply to...
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Guarana or caffeine? Plant amounts, caffeine content and daily totals
1,000 mg guarana is not 1,000 mg caffeine. Distinguish plant powder, extracts and total declarations,...
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Magnesium L-Threonate: Evidence, Sleep and Safety
Magnesium L-threonate is marketed for brain and sleep benefits. Two small randomised trials show positive...
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Tryptophan in Foods: Protein Sources and Simple Meal Ideas
Tryptophan is an essential amino acid found in various protein-rich foods. A meal does not,...
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Persistent Tiredness: Causes and Sensible Testing
Persistent tiredness is nonspecific and can have many causes. Sleep, medicines, anaemia, thyroid disease, infections...
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Coffee and Health: Benefits, Caffeine and Limits
Moderate coffee intake is well tolerated by many adults and is associated with favourable health...
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Does Ashwagandha Make You Sleepy? Distinguishing Drowsiness, Sleep Quality and Daily Life
Ashwagandha can cause drowsiness. That is not automatically restorative sleep; daytime grogginess and impaired driving...
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Raising Testosterone Naturally: Assess Symptoms, Blood Results and Daily Habits Separately
One low result is not a diagnosis. Improving energy, strength or libido starts with assessing...
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Fatigue Syndrome: Causes, Assessment and Daily Management
Fatigue is persistent exhaustion with many possible causes. ME/CFS is a distinct illness with post-exertional...
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L-Tryptophan: Sleep, Mood and Interactions
L-tryptophan is an essential amino acid and precursor of serotonin and melatonin. Supplements do not...
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Green Tea and Caffeine: Content, Steeping Time and Serving Size
The caffeine content of green tea depends on variety, leaf amount, steeping time and serving...
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