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.
Stimulants are drugs that stimulate the Central Nervous System. These substances tend to increase alertness and physical activity. They include Amphetamines, Cocaine, Crack and some inhalants like Amyl or Butyl Nitrites. Caffeine (present in tea, coffee and many soft drinks) is also a mild stimulant drug.