You're probably thinking of the twitter account @justsaysinmice, https://twitter.com/justsaysinmice https://twitter.com/justsaysinmice. For the uninitiated and

You're probably thinking of the twitter account @justsaysinmice, https://twitter.com/justsaysinmice https://twitter.com/justsaysinmice. For the uninitiated and otherwise unaware, many studies regarding illnesses, disease, nutrition, exercise, medicine, etc. perform clinical trials with mice. Resultant publications are picked up by news outlets who headline the results, without the caveat that the results were only found in mice. Mice are, notably, not humans and the results don't (in fact, rarely ever) carry over 1:1.