Well, congratulations. You've discovered sarcopenia. The scary part is it actually started when we were in our 30's. Yes, creatine monohydrate ALONG WITH adequate protein and exercise (especially resistance exercises, i.e., weights, bands, etc.) is helpful. And it's cheap as hell. Bulk Supplements is my source for that and for several related products - protein powders, etc. I regularly put 5-10 grams of creatine in my first morning coffee, so as not to forget taking it. And of course, I NEVER forget the coffee, so...