GMJ

Prof. Giorgi Pkhakadze

Prof. Giorgi Pkhakadze, MD, MPH, PhD, is Editor-in-Chief of the Georgian Medical Journal and Chair of the Public Health Institute of Georgia (PHIG). He is Professor and Head of the Department of Social and Behavioural Sciences at David Tvildiani Medical University, and Secretary/Treasurer of the UEMS Section of Public Health. ORCID: 0000-0001-7609-4515.
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1095 Articles

How one 1997 protein study became nutrition dogma — and what the data actually shows

The 1997 Boirie study showing whey as "fast" and casein as "slow" protein has become nutrition dogma — but the…

Why Coffee’s Heart Risk Depends on Your Genes, Not Headlines

Whether coffee raises your heart disease risk depends almost entirely on a single genetic variant in the CYP1A2 enzyme. About…

Nasal breathing boosts blood oxygen by 10% through nitric oxide mechanism, study shows

Nasal breathing increases arterial oxygenation by approximately 10% compared to mouth breathing through continuous nitric oxide production in the paranasal…

The B-Vitamin Methylation Triad: Why B12, Folate, and B6 Work Together

Vitamins B12, folate, and B6 function as an integrated metabolic system regulating one-carbon metabolism, DNA synthesis, and cardiovascular health. While…

Microplastics Found in Human Arterial Plaque Linked to Heart Attack and Stroke Risk

Microplastics detected in nearly 6 in 10 patients with arterial plaque are linked to a 4.5-fold increased risk of heart…

How amino acids shape brain function: What neuroscience reveals about diet and cognition

Cognitive performance depends on seven key amino acids that regulate neurotransmitter synthesis, synaptic plasticity, and brain energy metabolism. Dietary sources…

Omega-3s reshape muscle tissue at the cellular level, study reveals

Omega-3 fatty acids reshape muscle tissue architecture by integrating into cell membranes and activating phospholipase signalling cascades that improve insulin…

Grip strength emerges as stronger mortality predictor than blood pressure in global study

Handgrip strength outperforms blood pressure as a predictor of mortality in a large prospective study of 139,691 adults across 17…