There are really only two main toilet tank parts: The toilet flush valve, which lets water gush into the bowl during the ...

Dr. Lai Xue, a colorectal surgeon, explained why to CNN. She said the oval shape of a toilet seat compresses your bottom, positioning the rectum lower than in a normal seat.

Its ReadyLatch hinge provides a positive lock/unlock latch to securely hold the seat in position, yet the seat easily removes ...