In his annual Lunar New Year message, Prime Minister Lee Hsien Loon urged young couples to have more babies in the Year of the Dragon, as Singapore continues to battle a declining birth rate.

However, Singaporeans have cited several factors for having no or fewer babies such as high costs of living and raising children. But could there be medical reasons that could cause our low birth rate, such as endometriosis?

Dr Harvard Lin, Consultant Obstetrics-Gynaecologist and Urogynaecologist, from the Asian Obstetrics and Gynaecologic Centre weighs in.