Skinny by 1990's standards would to be fair probably have been considered practically morbidly obese in ...
Blahblah. 110lbs is less than 50kg, or 7st 12lb, BMI* of 15 or "very severely underweight". I know you only ate coal and lived in a shoebox in the 70s, and kids today don't know how good they got it, but no storm trooper was 110lb.
* Oh god, I mentioned BMI. Any chance of avoiding the 70 replies saying how BMI is meaningless and just wrong for you and agree that a BMI of 15 is inconceivably low for a storm trooper. I'm sure your BMI of 30 is all muscle and that you are very tall, you don't need to explain.