Who should not take Calcium
Who should not take calcium supplements: hypercalcemia, hyperparathyroidism, sarcoidosis, kidney diseases, stones, interactions with drugs. Absolute and relative contraindications.
Training
Programs, exercise technique and load planning.
Potassium and sodium: what the test shows and why it matters for an athlete
Potassium and sodium in an athlete's blood: how electrolytes control the muscles and heart, what the test indicators mean, how to avoid false results, and when to take the test.
Iryna Bondar · 7 min
Who should not take Teacrine
Contraindications to teacrine: heart diseases, hypertension, anxiety disorders, insomnia, pregnancy, childhood, interactions with drugs and stimulants. An analysis from the editorial team.
Maksym Shevchuk · 6 min
How to recognize counterfeit Methenolone acetate
How to recognize counterfeit methenolone acetate: why appearance does not guarantee quality, the register of medicines, serialization in the EU, laboratory analysis, and the risks of counterfeits.
Olena Koval · 11 min
The history of Chromium picolinate: how the supplement became popular
The history of chromium picolinate: from the "glucose tolerance factor" of the 1950s to the boom of the 1990s, the disputes over efficacy and safety, and the supplement's current status.
Andriy Melnyk · 8 min
Methyltestosterone: interaction with alcohol and drugs
Methyltestosterone: interaction with alcohol, anticoagulants, glucose-lowering agents, corticosteroids, and hepatotoxic drugs — what is stated in the instructions and why it is dangerous.
Iryna Bondar · 4 min
Tests for the medical use of Yohimbine
Tests and examinations for the medical use of yohimbine: blood pressure in orthostasis, ECG, kidney and liver function, anxiety assessment, list of drugs, effect on catecholamines in blood and urine.
Maksym Shevchuk · 8 min
Side effects of Calcium
Side effects of calcium in supplements: constipation, bloating, kidney stones, hypercalcemia, cardiovascular questions, and interactions with drugs. An editorial analysis with references.
Olena Koval · 6 min
A general urine test above or below normal: causes in athletes and what to do
Deviations in a general urine test in athletes: protein, blood, myoglobin, ketones, glucose, leukocytes, specific gravity above or below normal — causes related to training and when further examination is needed.
Andriy Melnyk · 5 min
MCT oil: what it is and how it works
MCT oil: what medium-chain triglycerides are, how caprylic and capric acids differ from coconut oil, how MCTs are absorbed, oxidized, and turned into ketones. An editorial overview.
Iryna Bondar · 10 min
Who should not take Calcium
Who should not take calcium supplements: hypercalcemia, hyperparathyroidism, sarcoidosis, kidney diseases, stones, interactions with drugs. Absolute and relative contraindications.
Maksym Shevchuk · 5 min
Potassium and sodium: what the test shows and why it matters for an athlete
Potassium and sodium in an athlete's blood: how electrolytes control the muscles and heart, what the test indicators mean, how to avoid false results, and when to take the test.
Olena Koval · 4 min