However, here we will discuss another reason why some couples can't have a second child. Another issue is a term called “Secondary infertility” which is defined as the inability to conceive a second child after previously given birth before. A lot of women all over the world suffers from secondary infertility, it can be caused by age(for 35years upward), ovulation problem, fibroid, gained weight, blocked fallopian tubes and many other health factors.
If you find yourself or you know someone with this (Secondary infertility) let them undergo a test to confirm if it's really secondary infertility that is affecting them after which they should start taking medications such as fertility drugs, Surgery is done most times to repair the blocked fallopian tubes.

Read full article here
https://www.healthforty.com.