A recent survey by health service company Cigna found that Generation Z, ages 18 to 22, is the loneliest group.Teenagers who use social media excessively may experience feelings of loneliness and inadequacy, according to mental health experts.It is important for young people to have offline experiences and validation beyond social media likes and follows.Teaching teens to build their own self-worth and disconnect from social media can help combat feelings of loneliness and low self-esteem.