ScienceInsights

Lyme disease in dogs progresses through three stages, each with different symptoms and treatment needs. Here's what to watch for and how to protect your dog.

Fenofibrate can affect your kidneys, liver, and muscles over time. Here's what long-term use may mean for your health and why monitoring matters.

Learn how to tell if your sinus symptoms point to an infection, and whether it's viral or bacterial, allergies, or something that needs a doctor.

Folliculitis usually clears up in one to two weeks, but the timeline depends on the type and cause. Here's what to expect for each.

Running a marathon burns roughly 2,500–3,500 calories, but your weight, sex, and course terrain matter more than your pace.

Most babies need vitamin D drops from birth until they're drinking enough fortified milk. Here's how much to give and when you can stop.

Brown discharge is often just old blood leaving your body, but it can also signal ovulation, early pregnancy, or infection. Here's how to tell the difference.

Most styes heal on their own with warm compresses in a week or two. Here's how to treat one at home and when it's worth calling a doctor.

Your body detoxes constantly through the liver, kidneys, skin, and lungs. Here's what actually leaves your body and what detox products get wrong.

2-year-olds need just 13g of protein daily. See what that looks like in real food, plus tips for picky eaters and plant-based diets.