Neurocognitive dysfunction

This study tested a combination of brain monitoring and specific drugs during heart surgery to see if it could reduce confusion, pain, and blood pressure problems afterward. 70 older adults (60+) having heart bypass or valve surgery took part. The approach used EEG monitoring and…

This completed pilot study tested whether a gentle brain stimulation technique called tDCS, combined with computer-based cognitive training, can improve attention and working memory in 56 active-duty service members who had a mild traumatic brain injury at least 6 months earlier.…

This trial tests whether xenon gas can help reveal how the brain loses and regains consciousness. Healthy volunteers aged 20 to 40 will breathe xenon at concentrations up to 60% for two hours. Researchers will measure the brain concentration of xenon at the moment consciousness i…

This completed study from the University of Hong Kong looked at 110 cannabis users aged 16-60 to see how their thinking skills change over time and if genes play a role. Participants took memory and thinking tests and gave blood for genetic analysis. The goal is to understand lon…

This study follows 202 people who were first checked for sleep apnea as children in 2003. Researchers want to see how their sleep apnea changed over 18 years and whether it is linked to heart problems or thinking difficulties. Participants will repeat sleep tests, blood pressure …