健康贴士：睡觉应避免的五种姿势

Pregnant women are advised to avoid this position as it can restrict blood flow to thefetus.It can also lead to heartburn, shoulder, arm and back pain.
建议孕妇避免这种睡姿，因为会阻碍血液流向胎儿，还有可能会引起胸闷以及肩膀、手臂和背部疼痛。