Pregnancy and depression coincide with each other quite commonly and the two man forms of depression in pregnancy are, prenatal depression and postpartum depression. Let's have a look at these two, their symptoms and how to prevent it happening to you.

Prenatal Depression
Prenatal depression is when you are pregnant and are experiencing depression. Many people overlook this as just hormones and symptoms of pregnancy but many women who are going through pregnancy and depression and do not get help for it or are misdiagnosed can go on to have postpartum depression. This pregnancy and depression can happen to anyone, people who are stressing over work or other matters in their life, when the pregnancy was not planned, problems with the pregnancy, even with women who have been wanting to get pregnant for a long time but it is more common for women who are having a pregnancy after a loss of a child or a miscarriage.

Some of the symptoms are:

Extreme fatigue
Over eating or under eating
Loss of interests in fun things
Irritableness
Sleeping problems
Anxiety
Mood swings

Some of the risks:

You could forgot your appointments
You could neglect your health which in turn is neglecting your child's health
You can become unattached or even resent others or your child
Sometimes it can even lead to harming yourself

Some ways to help prevent it:

Avoid as much stress as possible even take a while off of work
Speak of your worries and concern with your partner
Relax and don't worry over too many things

If you think you are suffering from pregnancy and depression, see your doctors as they will be able to advise you on treatments or therapies to go about beating it. 

Postpartum Depression
Postpartum depression is when you are depressed after having your child.
Postpartum depression isn't as common as Prenatal depression and many times if you have prenatal depression it can evolve into this depression after your baby is born. Again there are many factors that contribute into this postpartum depression, it could be stress in your relationship or at work, a hard time handling things and you don't have the right support, it could even be a result of having a pregnancy after a loss of a child.

Some symptoms are:

Tearfulness or sadness that stays around all day
Guilt
Insomnia
Anxiety attacks
Appetite change
Loss of interests and motivation
Irritableness
Harmful thoughts

Some of the risks:

Inability to the get things done
Alienating yourself from family and friends
The ability to not bond with your child
Forgetfulness
Potentially harm yourself or your child

Some ways to prevent it:

Take time out for yourself to distress
Talk to your partner of friends about the way you feel
Take better care of yourself 
Relax every time you get a chance
Sleep when your child sleeps

If you think that you do have postpartum depression, speak to your doctors about it and they will be able to give you treatments or therapies to help you overcome it.

As you can see, pregnancy and depression may have a lot of risks attached, if you think you or someone else you know might be suffering for either of these depressions, seek help or talk to them as the only way you can beat these depressions is by recognizing them and treating them.