1) Living abroad can cause profound personal growth but also culture shock, including when returning home (reverse culture shock). 2) Symptoms of reverse culture shock include restlessness, boredom, irritability with one's home culture, and longing for the host country. 3) It is important to anticipate reverse culture shock by considering one's changed values and adjusting expectations about home, and to maintain connections to the host culture through language, media, and involvement with international communities.