In extreme cases it can develop into a panic attack, she says, while it can also result in social withdrawal, sleep disruption, nightmares, and concentration problems.
More than 300,000 troops are serving overseas and most of them are probably feeling homesick. To offset their sadness about leaving behind families, you can send soldiers cards, emails or letters. Try to stay upbeat in your communication with them and let them know that what they are doing is remarkable and valuable (see Resources).