In terms of success rates, long term drug rehab and alcohol treatment services supplied by Big Rock, Illinois rehab centers have been statistically more effective than any other treatment option. Aside from providing superior care and a structured environment, long-term drug rehab and alcohol treatment services in Big Rock are also usually tailored to fulfill the needs of each individual in recovery. People receiving long-term drug rehab and alcohol treatment services are encouraged to do the program at their own pace, with the focus put on the quality of treatment services as opposed to the speed in which the individual completes their program.