Circadian Levels of Serum Melatonin and Cortisol in relation to Changes in Mood, Sleep, and Neurocognitive Performance, Spanning a Year of Residence in Antarctica

• Published in: Neuroscience Journal
• Main Authors: Premkumar, Madhumita, Sable, Tarulata, Dhanwal, Dinesh, Dewan, Richa
• Format: Text
• Language: English
• Published: Hindawi Publishing Corporation 2013
• Subjects: Clinical Study; Antarctic; Maitri; Midwinter; Antarc*; Antarctica
• Online Access: http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4459120/; https://doi.org/10.1155/2013/254090

Background. Altered circadian cortisol and melatonin rhythms in healthy subjects exposed to an extreme polar photoperiod results in changes in mood and sleep, which can influence cognitive performance. Materials and Methods. We assessed the circadian rhythm of 20 subjects who wintered over at Maitri...