ScienceInsights

Learn what actually affects ejaculate volume, from hydration and zinc to pelvic floor strength and abstinence timing, backed by science.

Overwork takes a real toll on your body, mind, and output. Here's what the research says about why balance matters and what it looks like in practice.

Dizziness during menopause is common but often misunderstood. Learn why hormonal shifts affect your balance and what can help.

Exercise, a healthy weight, and good sleep do more for your joints than most supplements. Here's what the evidence actually supports.

From saline rinses to decongestants, here's what actually relieves a stuffy nose and when it's time to see a doctor.

Postpartum hormone changes can last weeks to over a year. Here's what to expect each month, from mood shifts to hair loss and thyroid changes.

Competitive eaters stay lean through a mix of genetics, careful dieting between contests, and biology — but it comes with real health trade-offs.

Medicare doesn't cover traditional annual physicals, but it does offer wellness visits and screenings. Here's what the difference means for your coverage.

Feta is high in sodium but also offers calcium, probiotics, and digestible protein. Here's what the nutrition actually means for most people.

Avoidant attachment often starts in early childhood, but brain adaptation, genetics, and stress responses all play a role. Here's what the science shows.