ScienceInsights

Takis can hurt your teeth due to acidity, spice, and texture. Learn what's actually causing the pain and how to protect your teeth if you eat them regularly.

Deep teeth stains need more than brushing. Learn which treatments actually work, from bleaching to veneers, and how to choose the right option for your situation.

Storing 2 to 4 ounces per bag works well for most babies, but age, feeding habits, and storage space also play a role in finding what works for you.

Drooling and lethargy in dogs can signal anything from nausea to life-threatening bloat. Here's how to tell if your dog needs emergency care right now.

Barometric pressure drops before rain, and your body notices. Here's why some people get headaches when a storm is coming and how to find relief.

Taking iron and vitamin D together is generally safe, and vitamin D may even support iron absorption. Here's what to know about timing and dosage.

Biofreeze and Icy Hot both ease back pain, but their ingredients work differently. Here's how to pick the right one for your situation.

Science explains why bad relationships can feel addictive — from brain chemistry and intermittent reinforcement to trauma bonding and attachment styles.

Inflamed gums can often improve at home with the right brushing habits, rinses, and diet changes — here's what's actually backed by evidence.

Lymphoma and lung cancer are different diseases, even when lymphoma affects the lungs. Learn how doctors tell them apart and why it matters for treatment.