To delete apps on your iPhone, tap and hold an app icon for a couple of seconds until all the icons begin to shake. Tap the X icon on each app you want to remove and confirm the deletion in the pop-up screen that appears.
Various types of stimulants are used in the medical field to produce desired effects such as weight loss or improved concentration. According to the National Institute on Drug Abuse, stimulants such as Adderall or other amphetamines may be used medically to treat ADHD or other attention disorders.
Psychoactive drugs are essentially broken down into three classifications: Stimulants: drugs that speed up body processes. These include drugs such as caffeine, cocaine, amphetamines and nicotine. They increase heart rate, respiration and give us some sense of euphoria.