ScienceInsights

OCD looks different for everyone. Learn about the most common types, from contamination and harm OCD to relationship and existential OCD, and how they overlap.

Learn what causes gallbladder problems, from how gallstones form to the risk factors you can actually change to protect your health.

Learn how to relieve BPPV vertigo at home using the Epley and Foster maneuvers, plus when to seek professional help.

Learn the difference between hemp seed oil and CBD oil, how each is made, and what to know before making or buying hemp oil.

Ranch dressing calories vary by brand and serving size. Here's what's actually in your favorite dressing and how to enjoy it without overdoing it.

Lactase supplements can help manage lactose intolerance, but timing, dosing, and gut health all affect how well they work for you.

In-home hospice brings medical care, comfort, and support to people with terminal illness—here's what to expect, who qualifies, and what Medicare covers.

A low iodine diet is often needed before thyroid treatment. Learn which foods to avoid, what's safe to eat, and how to manage the diet for a week or two.

Random vomiting can stem from stress, medications, vestibular migraines, or conditions like cyclic vomiting syndrome. Here's how to identify what's behind it.

Alkaline water may help with acid reflux and hydration, but the evidence is mixed. Here's what science actually says about the benefits and risks.