Factors which can affect the relationship between alcohol consumed and BAC level include: 1  Weight: A larger person requires more alcohol to reach a particular BAC level than a smaller person. 2  Gender: Women generally reach higher BACs than men of the same weight with the same amount of alcohol.
While there are some young men with autism who would fit this description, most would not. The only process now in effect is that men, between the ages of 18 through 25, register with Selective Service and keep their registration record current during that period.
Keep in mind almost all male U.S. citizens, and male aliens living in the U.S., who are 18 through 25, are required to register with the Selective Service. Learn more about the Selective Service System . Physical Requirements. Because of the varying physical demands on service members in each branch, physical requirements vary greatly.