ScienceInsights

Dental implants can cost seniors anywhere from hundreds to tens of thousands of dollars. Here's what affects the price and how to keep costs manageable.

Left-sided headaches are usually migraines, but cluster headaches and other conditions can cause them too. Learn what's behind the pain and when to see a doctor.

Lowering cholesterol by 50 points can take weeks or months depending on whether you use medication, diet, exercise, or a combination of all three.

Chronic lying has names, patterns, and even brain science behind it. Here's what researchers know about why some people can't stop being dishonest.

Mouth sores have several causes, from canker sores to oral thrush. Learn what's behind yours and how to find relief.

Sore throat remedies that actually work, from saltwater gargles to honey, plus signs it's time to see a doctor.

A low-dose CT scan itself takes under a minute, but your appointment will likely run about 30 minutes. Here's what to expect from start to finish.

Most people stay in ketosis on 20–50g of carbs daily, but your ideal limit depends on metabolism, activity level, and which keto approach you follow.

Morning urine gives the most accurate pregnancy test results, but timing isn't the only factor. Here's what affects accuracy and when to test.

Most 6-week-olds take 2–4 oz per feeding, but growth spurts and hunger cues matter just as much as the numbers.