如何在孕晚期使用birthing ball帮助分娩//分娩球的使用

My name is Ivy Zhen and I post videos on motherhood, fashion, beauty, life style & travel! I also posted lots of videos on Weibo, if you wanna get to know me more, you can find them at https://www.weibo.com/belongtoivybabe/ 针对孕晚期妈咪的日常练习，可以有效缓解腰背疼痛并且帮助顺利分娩。 Thank you for watching, it means the world to me if you subscribe and leave me a little comment to let me know you've popped by. SUBSCRIBE TO MY CHANNEL PLEASE! You can find me in these following places if you'd like to get in touch, or see more of our adventures! Email: [email protected] Weibo：https://www.weibo.com/belongtoivybabe/