Study under review: The effect of zinc supplementation on fatigue among elderly community dwellers: A parallel clinical trial
Can supplementation with zinc gluconate (30 mg of elemental zinc per day) for 10 weeks ease the symptoms of fatigue and increase serum zinc levels in older adults?
Other Articles in Issue #81 (July 2021)
Will cardio hurt your strength gains? It depends on your training level!
This recent meta-analysis suggests that concurrent endurance and resistance training only hurts strength gains for more experienced athletes.
Fit and full: Exercise does not reliably affect appetite or calorie intake
According to this meta-analysis, exercise may boost caloric intake a tad, but not enough to matter.
Deeper Dive: What are the differences between people who lose an expected amount of weight on a restricted diet and people who don't?
This retrospective analysis explored two possible causes of less-than-expected weight loss during caloric restriction: impaired fat oxidation and changes in resting energy expenditure.
Nulls: March-April 2021
A quick run-through of recently published studies that didn't find evidence of an effect.
Safety Spotlight: Omega-3 fatty acid supplementation can increase the risk of atrial fibrillation
Here's a quick rundown of a recent meta-analysis which explored whether EPA and DHA supplementation can increase the risk of atrial fibrillation. Currently, the answer appears to be "yes."
Deeper Dive: What is the best weight loss strategy for treating knee osteoarthritis?
Bariatric surgery helped the most, probably because it helped shed the most pounds.
Deeper Dive: How effective are behavioral methods for preventing weight gain?
Interventions that set specific, measurable goals worked better for preventing weight gain than those that allowed more leeway, but weight gain is hard to curb entirely.