Dear Welcome to HCM We understand your concerns I went through your details. I suggest you not to worry much. please do not indulge yourself in self diagnosis and self medication. They are dangerous. To know whether you have ADHD, you should take yourself a psychometric test related to ADHD. There are several online ADHD tests available. Please be sincere while answering the online questions. Or you can visit a clinical psychologist who shall conduct the ADHD test. Symptoms of ADHD in teens are similar to those of ADHD in children. They include: Distractibility Irritability Poor concentration Hyperactivity Impulsivity During teen years, especially as the hormonal changes of adolescence are going on, ADHD symptoms may get worse. you can consider yourself having ADHD if you have all the above symptoms at relatively higher range. If you require more of my help in this aspect, Please post a direct question to me in this website. Make sure that you include every minute details possible. I shall prescribe some psychotherapy techniques which should help you cure your condition further. Hope this answers your query. Available for further clarifications. Good luck.