How does the bone ache in the middle of the third trimester of pregnancy return a responsibility

For the third trimester of pregnancy, the pain in the middle bone of the buttocks is mainly due to the gradual increase in weight of pregnant women in the third trimester of pregnancy, especially the rapid increase in weight in the third trimester of pregnancy, which will cause obvious pressure on the lumbosacral part and increased weight. Long-term pressure on the lumbosacral part and increased weight can easily cause the bones of the lumbosacral part to show sterile inflammation, thus causing sacroiliac arthritis and even causing ligaments and ligaments in the sacroiliac joint. Synovium shows excessive stress and strain, so it will show pain in the middle bone of the buttocks in the third trimester of pregnancy. And in the long-term sitting, standing, pain is particularly obvious. This situation is more common for pregnant women in the third trimester of pregnancy, after showing this situation, you can do more hot compress, more bed rest to relieve pain.