If you’ve been diagnosed with obstructive sleep apnea, or you suspect you might have it, you may...
You’ve probably heard some version of this claim: stress raises cortisol, and cortisol crushes testosterone. It shows...
Age-related macular degeneration research offers one of the more instructive examples in omega-3 science of how observational...
Most advice about testosterone and exercise focuses on what to add: lifting weights, doing more cardio, hitting...
Most visual illusions vanish the moment you look away, and even the lingering afterimages produced by staring...
Testosterone tends to get discussed in terms of muscle, energy, and libido, while blood sugar gets filed...
Most thyroid dysfunction, including Hashimoto’s thyroiditis and Graves’ disease, is autoimmune in origin, meaning the immune system...
Ask around and you’ll hear two contradictory claims about alcohol and testosterone. Some sources say a drink...
Nursing and other healthcare roles built around rotating or overnight shifts ask a great deal of the...
Difficulty concentrating, losing your train of thought mid-sentence, or feeling like your mental sharpness has dulled somewhat...