Thoracic vertebra 12 compression fracture mostly refers to the 12th thoracic vertebra compression fracture, sedentary lying in bed mostly refers to conservative treatment, according to the severity of the fracture and the different physical condition, the time needed also has some difference, usually need 2~3 months, the physical condition of the poor can be more than 3 months. Compression fracture of the 12th thoracic vertebra is usually caused by falling from a height or a fall, and can be categorized as mild, moderate or severe compression fracture. Conservative treatment is mostly used for mild compression fracture or those who cannot tolerate surgery. It requires absolute bed rest, and a harder bed, to wait for the fracture to recover slowly, which takes a longer time, usually 2~3 months, and the fracture is stabilized before you can gradually get out of bed and move around. If the physical condition is not good, combined with severe osteoporosis, diabetes and other diseases, the fracture healing time may be longer, can be more than 3 months, and long-term bedridden may cause muscle atrophy, pressure ulcers, pneumonia and other complications, then you can consider surgical treatment. The bed rest time for conservative treatment of 12th thoracic compression fracture is recommended under the guidance of physician, do not get out of bed early to avoid aggravating the injury.