The stimulant Ritalin was designed to help treat ADHD and narcolepsy, but like many medications, individuals in San Jose and across the nation have found that this drug can easily lead to dependence. For those who seek help from one of the nation’s many drug rehab centers, the effects of a Ritalin addiction—or even from prescribed Ritalin use—can significantly disrupt a normal lifestyle. While many (especially teens) may feel that misusing the medication for a stimulating study boost is relatively harmless, the truth is quite the opposite. The following infographic takes a closer look at the effects of Ritalin misuse.