Wrist, Hand & Finger Pain Causes. If you have pain the hand, understand potential causes of hand or wrist pain including arthritis, injury or other conditions. Wrist & Hand Pain Diagnosis. If you have wrist and hand pain, learn what steps your doctor may take to provide you with a diagnosis of arthritis or other condition. Wrist, Hand & Finger Care. Learn how to care for your hand and wrist - including the fingers and thumb. Find out how you can prevent pain and maintain your daily activities.
However, a new study suggests that teenagers who use marijuana regularly are at greater risk for long-term brain damage and declines in both IQ and cognitive functioning years later.
Fact: Marijuana does not cause long-term cognitive impairment in users who start after 21 years old. The short-term effects of marijuana include immediate, temporary changes in thoughts, perceptions and information processing. The cognitive process most clearly affected by marijuana is short-term memory.