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How Long Can a Person Safely Hang Upside Down?
science.howstuffworks.com/innovation/science-questions/hang-upside-down-how-long-safe-deadly.htm
Although spending time upside down can be good for overall health, doing so eventually can be fatal under the right conditions.
Menstrual Leave: An Idea Whose Time Has Come?
health.howstuffworks.com/wellness/women/general/menstrual-leave.htm
More 3.5 billion women menstruate every month worldwide. Menstrual leave policies could help modernize our collective response to a natural biological occurrence.
Alabama Crimson Tide Quiz
play.howstuffworks.com/quiz/alabama-crimson-tide-quiz
It is one of the most storied and successful college football programs ever. Test your Alabama Crimson Tide knowledge by taking this quiz.
Time, Space and Everything in Between: The Astrophysics Quiz
play.howstuffworks.com/quiz/astrophysics-quiz
The field of astrophysics covers some of the biggest questions about the universe. How did it form? What will happen to it? How do solar systems form? What are stars made of? Is time travel possible? Test your smarts on astrophysics with this quiz.
The Bands of the 80s Quiz
play.howstuffworks.com/quiz/80s-bands-quiz
If you - or someone you know - ever had a mullet, then you owe it to yourself to see if you can ace this Bands of the 80s quiz. Even if these bands weren't playing the anthem of your generation, we invite you to play along!
5 Things to Know About Thin Skin
health.howstuffworks.com/skin-care/information/skin-types/5-things-to-know-about-thin-skin.htm
Bruise easily? You may have thin skin â€" a common problem associated with aging. Learn what causes thin skin and how to prevent it.
How does a mud bath improve the quality of your skin?
health.howstuffworks.com/wellness/spa-health/mud-bath-improve-the-quality-skin.htm
A mud bath can relieve stress, ease the body and calm the mind. But can a mud bath also improve the quality of your skin? Find out.
Papuan Olive Python: New Guinea's Behemoth in the Rainforest
animals.howstuffworks.com/snakes/papuan-olive-python.htm
Although New Guinea's Papuan olive python is nonvenomous, its color-changing camouflage and mighty constriction make it an excellent hunter.
Toad vs. Frog: Differences in Anatomy, Habitat and More
animals.howstuffworks.com/amphibians/toad-vs-frog.htm
Being able to spot a toad vs. frog comes down to understanding their respective habitats. One amphibian is much more adapted to aquatic life.
A Look at Spanish-speaking Countries and Regional Dialects
people.howstuffworks.com/spanish-speaking-countries.htm
Like English, Spanish is a global language with nearly 600 million Spanish speakers worldwide. There are many Spanish-speaking countries, from the 21 nations with Spanish as their official language, to other countries with significant populations of people who speak Spanish as their native language or as a second language.