Experimental Design (IMAGE) Society for Neuroscience Caption Figure 1. (A) Design of the in-laboratory repeated measures counterbalanced study involving one night of sleep deprivation and one night of sleep, followed by an fMRI scanning session involving a pain-evoking task. (B) Design of the online study involving daily sleep diaries for two consecutive nights tracking habitual variations in sleep time, followed later by daily pain assessment. Credit Krause et al., <i>JNeurosci</i> (2019) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.