The Truth About Sippy Cups
Infants use their tongues to express milk from breast or bottle. The tongue is cupped under the nipple, the jaw is lax, the mouth is open. All the muscles move at once. Sippy cups use the same immature movements. They prohibit a child from stabilizing and controlling their lips, tongue, and jaw to work separately. Children like sippy cups because the suckling pattern is soothing to them. Parents like sippy cups because they don’t spill and are convenient. Sippy cups are made