Rotating the body around the midline in a rotary motion in order to twist at the hips.Reaching an arm/hand or foot/leg across the middle of the body to the other side of the body ( Example: Reaching the right arm across the body for an object placed on a table to the left side).This can look like 3 different aspects of movement: “ Crossing the midline” is a simplified way to indicate that part of the body moves over that imaginary line. This imaginary line effectively divides your body into a symmetrical (mostly) left side and a right side. Imagine a line that starts at the middle part of your hair and runs straight down your forehead and ends at the core of your abdomen. Midline of the body is an imaginary line that drops from the middle of the head, straight down over the nose, to the belly button and divides the body into left and right sides. Additionally, crossing midline also refers to twisting the body in rotation around this imaginary line, as well as leaning the upper or body across the middle of the body. While a two-handed person does not do this much crossing the midline, there is still a fair amount.Ĭrossing midline refers to moving the body (hand/arm/foot/leg across an imaginary line that runs vertically down the center of the body to the other side (and vise versa). How much did you reach across your body to get something? You reached across, diagonal, up and down to interact with your environment. Have you ever wondered what the big deal is? Why is crossing the midline so important? In this post we will delve into what crossing the midline is, what causes issues, and how it impacts daily function, especially schoolwork.īefore we get started, if you are doubting the validity of crossing the midline, tie one hand behind your back and go about your day. Imagine the time it would take to shower, dress, put on and tie your shoes if you had to process through the action to move your hands fluidly across the middle line of your body.Īs therapists, we hear “crossing the midline” all the time. And that automaticity of motor movements is a good thing, too! Imagine processing the action to use one hand to pull a door open. In this blog post, we are covering all things crossing midline activities…but what is crossing midline? We’ll get into that too, as well as some fun ways to develop midline crossing skills and specific exercises that kids (and all ages) can do to support development of this motor skills task that is huge in the way of gross motor coordination.Ĭrossing midline is one of those motor skills we do constantly throughout the day, but never really give a second thought.
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