STNR Reflex: What It Is, Signs of Retention & How to Support Integration

ATNR Reflex in Babies: When It Integrates and How to Support It

It’s all because of a retained reflex called the STNR - symmetrical tonic neck reflex. It’s a reflex that splits the body in half from top and bottom, and it helps to allow babies to learn to crawl forward. When it doesn’t integrate, or mature, that leaves the person’s body movements at the mercy of what their head, neck, and eyes are doing. It’s extremely exhausting! It can be 10 times harder for people with this reflex retained to copy from the board, sit properly in a chair, ride a bike, etc.

What Is Asymmetrical Tonic Neck Reflex And Its Causes

Dr.Ranjana Pande on Instagram: "🧩STNR (Symmetrical Tonic Neck Reflex) is a primitive reflex that typically integrates around 6-9 months in babies. It's a reflex that affects posture and movement. 🧩What does STNR do? - When a baby looks up (head flexes), their arms bend and legs straighten - When they look down (head extends), their arms straighten and legs bend 🧩In kids where STNR isn't fully integrated, it can impact: -Posture and movement: Trouble sitting upright, crawling, or coordinating