Add Yahoo as a preferred source to see more of our stories on Google. Sperm motility refers to the ability of sperm to move or "swim." It is one of the factors tested in a semen analysis. Learn why it ...

When one thinks about male infertility, the most common things considered are age, stress, problems with erection, sperm ...

A new way to measure male fertility has been discovered by researchers at the University of Waterloo, opening the door to the development of simple, inexpensive tests for clinical and at-home use. The ...

Some of the most intractable gastrointestinal disorders, such as irritable bowel syndrome and inflammatory bowel disease, are motility disorders, where the contents of the intestines don’t proceed ...

Bacteria are able to translocate by a variety of mechanisms, independently or in combination, utilizing flagella or filopodia to swim, by amoeboid movement, or by gliding, twitching, or swarming. They ...

Wu Tsai Neurosciences Institute researchers have uncovered a previously unknown pattern of intestinal contractions in developing mouse embryos. The new findings shed light on the earliest development ...