ScienceInsights

From zinc lozenges to saline rinses, here's what the evidence says actually helps you recover from a cold faster.

Getting enough vitamin D3 means little if your body can't absorb it. Learn how fat, magnesium, and K2 work together to help D3 actually do its job.

Keppra reduces seizures in roughly half of patients, but how well it works depends on epilepsy type, dosage, and individual factors.

Your brain judges automatically, but you can learn to notice and shift those patterns. Here's how to build more compassionate awareness toward others and yourself.

Epilepsy stems from abnormal brain activity, but the causes vary widely—from genetics and brain injuries to infections and unknown factors.

Some everyday foods can worsen hemorrhoid symptoms by causing constipation or irritation. Learn which ones to limit and what to eat instead.

Vaginal looseness is common after childbirth or with age. Learn which treatments actually help, from Kegels to pelvic floor therapy and beyond.

Learn how to use the Wegovy pen correctly, from choosing an injection site to following the dose escalation schedule and storing it safely.

A practical look at caffeine levels in coffee, tea, soda, and more, plus how much is considered safe and how long it stays in your body.

Hydration, zinc, and a few other evidence-based options can influence semen volume. Here's what the research actually supports.