He was spending a lot of money with questionable results. (metrodepth.com)
Regardless of what option works best for you, the dangers of taking workout supplements (which produce questionable results to begin with) are becoming far too great to ignore. (liveinthenow.com)
This may yield questionable results, leading to wasted time and money, and more importantly, compromising steady scientific progress to understand this challenging disease. (thesgc.org)