What to Do for Chest Burn: Fast Relief and Red Flags
Chest burn is usually heartburn, but knowing when it's something more serious can matter. Here's how to get relief and when to see a doctor.
What to Do in a Medical Emergency: CPR, 911 & More
Learn how to respond calmly and effectively in a medical emergency, from calling 911 to performing CPR and recognizing a stroke or heart attack.
What Is the Longest a Human Can Live? 122+ Years
Jeanne Calment lived to 122, but is that humanity's hard limit? Here's what science says about aging, genetics, and how long we can actually live.
What to Put on Itchy Nipples During Pregnancy
Itchy nipples during pregnancy are common and treatable. Learn which moisturizers and oils can soothe the itch, and when symptoms may need medical attention.
What Is the Zone of Twilight in the Ocean?
The ocean's twilight zone sits 200–1,000m deep, where strange creatures glow, migrate daily, and play a surprising role in Earth's climate.
Why Are Integrals Important in Science and Medicine?
Integrals help scientists and doctors measure drug exposure, model populations, and build medical images by tracking how small changes accumulate over time.
What Happens if Carpal Tunnel Syndrome Is Not Treated?
Untreated carpal tunnel syndrome can lead to permanent nerve damage, muscle loss, and reduced hand function. Here's what the progression looks like.
Why Do We Try to Imagine the Future?
Your brain spends surprising amounts of time simulating the future. Here's why it does that, how it helps your decisions, and when it can work against you.
CBD Gummies for Dementia: What the Research Shows
CBD may help with agitation and sleep in dementia, but evidence is limited. Here's what caregivers should know before trying it.
Which Nurses Can Prescribe: NPs, RNs, and More
Not all nurses can prescribe medications. Learn which nursing roles have prescribing authority and how state laws affect what they can and can't prescribe.