ScienceInsights

Learn the right L-citrulline dose for your goal, whether that's better workouts or blood pressure support, plus when to take it and which form to choose.

Stomach bugs spread fast and easily. Learn how the virus passes between people, how long it survives on surfaces, and why hand sanitizer alone won't protect you.

Eight lifestyle and dietary changes backed by research that may help reduce or reverse GERD symptoms without relying solely on medication.

Allergy seasons are getting longer and more intense. Here's why pollen, pollution, and indoor allergens are combining to affect more people than ever.

CBD drinks may ease anxiety and improve mood, but the doses in most beverages fall short of clinical studies. Here's what to realistically expect.

Antifreeze can be fatal to dogs even in small amounts. Learn what symptoms to watch for, how vets treat poisoning, and how to keep your dog safe.

Salmon sushi is generally a healthy choice, offering omega-3s and low mercury. Here's what to know about safety, farmed vs. wild, and smarter ordering.

A slow heart rate isn't always a problem. Learn what causes bradycardia in adults and how to tell when it needs medical attention.

Bleeding gums are often caused by plaque buildup, but hormones, vitamins, and medications can also play a role. Here's what to do about it.

Phentermine can help some people lose weight, but results vary widely. Here's what the research says about how it works and what to realistically expect.