noun
- Either of two deep abdominal muscles that flex the hip and spine; especially the psoas major, which runs from the lower spine to the thighbone.
Usage: anatomy; often used in plural form 'psoas muscles' or 'psoas major/minor'
Examples
- The psoas muscle is essential for activities like walking and climbing stairs.
- Tight psoas muscles can contribute to lower back pain and poor posture.
- Yoga instructors often recommend stretches to lengthen the psoas.
- The psoas major originates from the lumbar vertebrae.
- Athletes focus on strengthening their psoas to improve hip flexibility.