Kyphosis is a condition where your spine curves outward more than it should, causing your upper back, around the thoracic region of your spine, to bend forward. Most of the time, kyphosis doesn’t cause health problems or need medical treatment. But it may make you feel self-conscious about how you look. In severe cases, kyphosis can cause pain or breathing issues. Postural kyphosis is the most common type of kyphosis. It usually happens during your teenage years. Slouching or poor posture stretc