Generally everyone has some kinds of fear,it is natural,it is basic human nature but one should learn how to overcome one's fears.
It is seen that when person starts thinking about his self created fears the he becomes more tensed,mentally disturbed comparatively when he really face those self created future problems.
So instead of creating imaginary fears,try to write the strategies that how you will overcome those future problems.
Everyone one must accept some hard truths like
Everyone one has to die.
Everyone one has to face some problems because of others mistakes.
Everyone gets something else beyond his expectations.
Life is not a cakewalk.
...But don't dishearten,because you are not facing such things first time,many have also experienced this before,so smile and remember it will also pass.