ScienceInsights

Low libido in men often has a treatable cause. Learn how hormones, stress, medications, and health conditions affect sex drive and what recovery can look like.

Cystic acne needs a different approach than regular pimples. Here's what actually helps, from cortisone shots to home care and prescriptions.

At 9 months, most babies need 24–32 oz of formula or frequent breastfeeds daily, balanced with growing interest in solid foods.

DayQuil and Sudafed both contain decongestants, so timing matters. Learn how long to wait and whether switching products makes more sense.

That dizzy spell when you stand up is usually harmless, but here's what causes it and when it's worth talking to a doctor.

Learn how to tell a sinus infection apart from a cold or allergies using symptoms, timing, and yes, mucus color.

Squirrels rarely carry rabies. Learn what actually causes strange behavior in squirrels and when you really need to worry.

Learn the physical signs of a fever when you don't have a thermometer, plus when to seek medical care for yourself or your child.

The smell of flatulence comes down to sulfur compounds, gut bacteria, and what you eat. Here's the science behind why some gas is worse than others.

Arm blood clots can feel like aching, swelling, or warmth—but symptoms vary depending on how deep the clot is. Learn what to watch for and when to see a doctor.