The limbic system helps regulate emotional and social processing, as well as learning, motivation, and memory. It consists of structures that lie beneath the outer, wrinkly part of the brain and above ...

The following outlines aspects of the female reproductive system, including the internal and external organs, the menstrual cycle, the egg, and reproductive hormones. The menstrual cycle is a monthly ...

It's the latest corner of the human body where tiny bits of plastic have turned up — the testicles. Exposure to environmental toxins like microplastics are believed to be contributing to the global ...