In most body-movement-tracking VR systems, users have to wear sensors on various parts of their body, and/or they must remain within the confines of a base station. The free-roaming Surplex system, ...

Your kidneys are like filters. Your brain is like a computer. Your digestive system is like a tube. Your hands are controlled a bit like a marionette. These comparisons exist in part because doctors ...

Whether someone is sitting, standing or lying on their side when swallowing pills can make a major difference in the amount of time it takes for the medicine to start working, Maryland scientists say.

An organ is a group of tissues that work together to perform a specific task in the body, such as digesting nutrients or producing chemical messengers that enable brain cells to communicate. Although ...