What do you think grief does to someone? Its a heartache.
The second a couple decide to try for a baby, they are planning their future with that child. The hopes, the dreams, the plans, the baby, the child, is formed in their minds long before its conceived.
When it isn't conceived there's a grief a heartache for a child which doesn't exist.
Even adoption agencies accept their is a grieving process that couples need to go through before they'll consider them for adoption.
Some might cope better than others but for some its a heartbreaking grief that they need to get over.