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How failures in study selection can sink a meta-analysis
Mixing apples and oranges and winding up with garbage
Different effects of fat- vs. carbohydrate-restriction on neural reward signaling
“A calorie is a calorie” seems like a simple and obvious statement. But do different macronutrients vary in their ability to drive obesity? A recent study by Dr. Kevin Hall and colleagues provides new clues – and likely new fodder for debate.
Vitamin D(éjà vu): new study, same old problems
For vitamin D supplementation to have any effect relative to placebo, it needs to be increasing the body’s supply of vitamin D, and if it doesn’t, then the treatment and placebo groups are effectively identical. So did the researchers achieve a difference in vitamin D levels over the course of the study?
MDMA for PTSD?
MDMA-assisted therapy gets one step closer to its projected 2023 FDA approval
Studying Studies: Part III – the motivation for observational studies
If randomized-controlled trials are considered the gold standard for establishing reliable knowledge, why do we see so many observational studies in public health?