Your body is pretty amazing. At any given point you have many biological processes going on -- circulatory, digestive, brain & central nervous systems and more. Learn about these body systems as well as the eye, ears, nose and throat.
Holding Hands Can Ease Pain
What makes your heart beat?
A Compendium of Fart Facts, Plus One Gaseous Podcast
Is it possible to get taller as an adult?
How Long Does LASIK Last?
'Man Flu' Could Be a Real Thing
Why Do We Do a Little Dance When We Have to Pee?
The Lymph System
Take Care of Those Hammies
What is the function of the respiratory system?
Enter the Fartonomicon with the guys from Stuff to Blow Your Mind. You're guaranteed to have a gas.
By Robert Lamb Apr 18, 2018
You had LASIK surgery a few years ago, and your vision has started to blur again. Is this normal?
By Nathan Chandler Apr 5, 2018
Hamstrings are a group of three muscles running down the back of the thigh, and they have a lot to do with your flexibility.
By Melanie Radzicki McManus Apr 4, 2018
Diplomatic staffers in Havana, Cuba, recently began to suffer from a series of health problems. Were they sound-related?
By Patrick J. Kiger Mar 15, 2018
Holding hands can help regulate responses to stress, increasing trust and emotional well-being.
By Shelley Danzy Mar 14, 2018
What would happen if you didn't (or couldn't) move your bowels for several weeks? Let's just say you'd be in a crappy situation.
By Alia Hoyt Mar 12, 2018
Thermal imaging shows that as a person engages in intense mental tasks, their face, and in particular the area around the nose, becomes cooler.
By Amanda Onion Mar 7, 2018
The human system for excretion is actually pretty great, especially when you start looking at what other animals have.
By Robert Lamb Feb 12, 2018
In case you needed one.
By Robert Lamb Jan 16, 2018
Does it just taste bad or are there other reasons?
By John Perritano Jan 3, 2018
Although women often think men exaggerate their symptoms when they have a cold or flu, a Canadian scientist has found that men are more susceptible to respiratory complications than women.
By Alia Hoyt Dec 12, 2017
When we've really got to urinate, kids and adults alike do the pee-pee dance. What are the theories behind the fidgeting?
By Jesslyn Shields Nov 16, 2017
New research finds that nontoxic, antibacterial sugars found in human breast milk might be key to the next generation of antimicrobial drugs.
By Jesslyn Shields Aug 28, 2017
If you find yourself running to the bathroom the minute you get home, experts posit this is a case of mind over bladder.
By Alia Hoyt Jun 27, 2017
Colorblindness affects around 300 million people worldwide. What is it and how can glasses help?
By Melanie Radzicki McManus Jun 14, 2017
Although we've often been told that dogs have a superior sense of smell to people, a new report says there's little difference.
By Alia Hoyt May 31, 2017
Plenty of theories exist for why drinking an entire gallon of milk in one sitting is a challenge often undertaken, infrequently accomplished. Who's right?
By Samantha Sestanovich Apr 20, 2017
Yep. It's tricky like that.
By Kate Kershner Feb 23, 2017
Roller coasters: They're super fun, and they could help you pass a kidney stone without medical intervention. Who knew?
By Kate Kershner Sep 27, 2016
From killer sausages to canceling crows' feet, botulinum toxin has come a long way. Botoxwurst, anyone?
By Laurie L. Dove Sep 19, 2016
Is this you? This is totally you. Why do some people burst into violent sneezing fits when they encounter bright sunlight? Check your genetics.
By Laurie L. Dove Sep 13, 2016
Careful with that chopping knife! If you lose a fingertip, it's probably gone forever. With kids, however, that's not always the case. Why is that?
By Kate Kershner Aug 18, 2016
Maybe if you look at it with only one eye -- in the dark.
By Karen Kirkpatrick Jun 30, 2016
Opioids can make your insides skid to a slow crawl. That's a problem when you consider nearly 250 million opioid prescriptions were written in 2013 by CDC estimates.
By Kate Kershner Jun 8, 2016
You always wanted to eat electricity right? Now you can, and it might even provide a health benefit.
By Robert Lamb May 20, 2016
The DEA Wants Your Old Drugs — Stat!
Mysterious New DNA Structure Found in Living Human Cells
Casting Han Solo Was Harder Than Blowing Up the Death Star