Fluid bonding refers to couples exchanging body fluids by having barrier-free sex. A common term in ethical non-monogamy, it is a pre-planned, consensual decision to stop using condoms, dental dams, ...

Ever wondered how easily you switch gears using your car’s transmission? The transmission fluid is a lubricant for your vehicle's transmission system. It helps clean and protect the transmission from ...

It's a piece of doctorly advice you have probably heard dozens of times: "Drink plenty of fluids." But have you ever wondered what it actually means? How much is "plenty," what kinds of "fluids" are ...

Modern vehicles rely on a host of fluids to send us down the road. Some, like engine oil and coolant, are well-known, while others, like differential fluid, are less-familiar to average motorists.

While there are several fluids in modern gas-powered cars (and some in electric vehicles) that can be checked and topped off, many would only be low if there’s a leak in that system; only a few ...

A modern car's CVT or Continuously Variable Automatic Transmission is as complex as a conventional gear-driven automatic ...

Unlike the elusive and oft-memed blinker fluid, brake fluid actually exists. Even more than that, it's one of the more important components of vehicular safety. As the name implies, it's a fluid that ...

An amniotic fluid index measures the amount of amniotic fluid surrounding the baby. It’s an important way for your doctor to assess your baby’s development and identify potential complications. An ...