My friend has been having a few problems she is only 14 years old and she has been having all these problems such as
Hello, What you have described here are more in favor of early depression. It can also be seen in anemia (blood deficit) and hypothyroidism. Irritability, difficulty in concentrating, lethargy, insomnia and lack in interest are all early signs of depression. Try to find out the reason for same. Do not leave your friend alone. You can also consult with a psychiatric doctor, get a CBC blood test and a thyroid profile for further investigation. Hope I have answered your query. Let me know if I can assist you further.