A twin XL bed frame is designed to fit twin extra-long mattresses. Both twin XL and regular twin mattresses have a width of 38 inches, but a twin XL has a length of 80 inches, which is 5 inches longer ...

If you’re furnishing a small space or want an extra bed for guests, the best twin mattresses for adults provide the same level of support and comfort as larger mattresses, yet they’re more compact, ...

I'm a certified sleep science coach who has tested over 50 mattresses. If you’re looking to save space or upgrade a dull college dorm room bed, the best twin XL mattresses offer king-size comfort in a ...

In the late 19th and early 20th centuries, several outbreaks of infectious disease in the U.S., including the flu, tuberculosis, and pneumonia, prompted public-health officials and homemaking experts ...

Some mattress sizes are easy to differentiate, like a full versus a queen, but others are downright confusing. For example, what's the difference between a single and a twin mattress? Technically, ...