ScienceInsights

A swollen stomach can mean anything from gas to fluid buildup. Learn what's likely causing yours and which symptoms are worth seeing a doctor about.

Moles come from melanocyte clusters shaped by your genes, sun exposure, and hormones. Here's what drives them and when to pay attention.

Implantation cramps are usually mild and brief. Learn what they feel like, how to tell them apart from period cramps, and when to see a doctor.

Homemade cornbread can be a reasonable part of your diet. Here's what the nutrition actually looks like and a few easy ways to make it a bit better for you.

Semen volume is influenced by hydration, lifestyle, and hormones. Here's what the evidence actually says about what works and what doesn't.

Concussion symptoms range from headaches and dizziness to emotional changes and sleep issues. Learn what to watch for, when to seek help, and how long recovery typically takes.

Uncured bacon still qualifies as processed meat. Here's what the label actually means and what cancer researchers say about the health risks.

A cough that won't quit is often tied to allergies, asthma, or acid reflux. Learn what's behind it and how to finally get relief.

Random dizziness usually has a straightforward cause, from inner ear crystals to low blood sugar. Learn what your symptoms point to and when to see a doctor.

Rough skin usually comes down to a few fixable causes—dry air, keratin buildup, or sun damage. Here's what's behind it and how to actually smooth things out.