Can't get pregnant with second baby

Time and Gap between the ages:  

We cannot say that somebody is suffering from secondary infertility for particular amount of time. But if a couple has been trying unsuccessfully for at least one year or so then I would strongly recommend that they should pay a visit to fertility expert who will be able to investigate their situation and help them get to the bottom of what might be wrong. Age also matters if you are seeking to get pregnant again with second baby after the certain age say above 35 or so then you might feel difficulty in doing that.

And please don’t ever think that you are alone in this battle there are many couples across the globe struggling with secondary infertility and this can be especially difficult when friends become pregnant with their second child. 

Complications from the first birth which could lead to difficulties getting pregnant again: 

There are ‘N’ numbers of factors to be considered when trying to get pregnant again like: