Medically reviewed by Jennifer Steinhoff, MD Key Takeaways The lumbar spine includes five vertebrae that help with mobility ...

For decades, scientists believed that a spine with multiple segments was an exclusive feature of land-dwelling animals. But the discovery of the same anatomical feature in a 345-million-year-old eel ...

The brain (logic), heart (passion) and spine (courage) make up the anatomy of healthcare leadership in the 21st century, according to Dr. Robert Pearl, former CEO of the nation's largest physician ...