There are 5 lumbar vertebrae in the lumbar region. There are 5 sacral vertebrae, which are fused as one bone and known as the sacrum, in the sacral region. There are 3 to 5 coccygeal vertebrae, which ...

Bridge pose strongly activates the glutes, hamstrings, and muscles surrounding the sacrum. Lie on your back with your knees ...

Chinese paleontologists have discovered two relatively complete and closely adjacent dinosaur skeleton fossils in North China's Inner Mongolia Autonomous Region, which have been identified as a new ...