ScienceInsights

From drugstore creams to laser treatments, here's what actually works for fading sunspots and when to see a doctor.

Plantar fasciitis and arthritis both cause heel pain, but they're different conditions that need different treatments. Here's how to tell them apart.

Feeling overwhelmed often has real biological roots. Learn how your brain's threat response, trauma, ADHD, and burnout all affect your ability to cope.

Fluoride mouthwash can help prevent cavities and reverse early decay, but it won't fix existing ones. Here's how to use it effectively.

Mild COVID means no hospitalization, but it can still feel rough. Learn what symptoms to expect, how long they last, and when to seek care.

From antacids to eating habits and sleep position, here's what actually helps heartburn — and when to see a doctor.

From saline rinses to antivirals, here are practical, evidence-based steps you can take to shorten your COVID illness and feel better sooner.

Learn what blood ketone levels actually mean, how long it takes to reach ketosis, and why higher readings don't always equal more fat loss.

Sunken eyes can result from aging, dehydration, or fat loss. Explore natural remedies and medical options like fillers or fat transfer to restore volume.

TMJ headaches stem from jaw tension, grinding, and posture issues. Learn what's behind the pain and how it's typically managed.