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.
Marijuana also affects brain development. When marijuana users begin using as teenagers, the drug may reduce thinking, memory, and learning functions and affect how the brain builds connections between the areas necessary for these functions. Marijuanaâs effects on these abilities may last a long time or even be permanent.