Publications

1. Greenlund IM, Bock JM, Govindan N, Kantas D, Singh P, Covassin N, Somers VK. Blood Pressure and Heart Rate Response to Orthostasis in Somali Americans. J Racial Ethn Health Disparities. 2025 Mar 15 [Epub ahead of print]
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2. Ren R, Zhang Y, Feng X, Shi Y, Nie Y, Wang Y, Somers VK, Covassin N, Tang X. Association between slow wave sleep and blood pressure in insomnia. Sleep. 2025 Jan 13; 48 (1)
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3. Alexandres CA, McCarter SJ, Tabatabai GM, LeClair-Visonneau L, Feemster JC, Gossard TR, Strainis EP, Jagielski JT, Kelleher MR, Finstuen T, Ali F, Botha H, Graff-Radford J, Olson EJ, Sandness DJ, Morgenthaler TJ, Kantarci K, Savica R, Singer W, Covassin N, Somers VK, Kirkland JL, Junna M, Lipford M, Matarese CA, Moore JL, Tippmann-Peikert M, Carvalho DZ, Boeve BF, Silber MH, St Louis EK. Phenoconversion in Women and Men With Isolated REM Sleep Behavior Disorder: A Retrospective Cohort Study. Neurology. 2024 Nov 26; 103 (10):e209993 Epub 2024 Oct 25
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4. Gao Y, Fan Z, Zhang H, Jiao Y, Covassin N, Li F, Xie J. Prognostic efficacy of non-invasive ventilation in patients with overlap syndrome: chronic obstructive pulmonary disease and obstructive sleep apnea. J Thorac Dis. 2024 Aug 31; 16 (8):4947-4956 Epub 2024 Aug 06
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5. Zhang H, Liu H, Jiao Y, Zhang J, Covassin N, Wang M, Lin Y, Xie J. Association between sleep apnea-specific hypoxic burden and severity of coronary artery disease. Sleep Breath. 2024 Jun; 28 (3):1293-1301 Epub 2024 Feb 22
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6. Li J, Zhang J, Somers VK, Covassin N, Zhang L, Xu H. Trends and Disparities in Treatment and Control of Atherosclerotic Cardiovascular Disease in US Adults, 1999 to 2018. J Am Heart Assoc. 2024 May 7; 13 (9):e032527 Epub 2024 Apr 19
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7. Greenlund IM, Kantas D, Prakash SS, Bock JM, Covassin N, Somers VK. Nocturnal Hemodynamics in Somali Americans: Implications for Cardiovascular Risk. Am J Nephrol. 2024; 55 (6):629-637 Epub 2024 Aug 24
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8. Stahl ST, Skidmore E, Kringle E, Shih M, Baum C, Hammel J, Krafty R, Covassin N, Li J, Smagula SF. Rest-Activity Rhythm Characteristics Associated With Depression Symptoms in Stroke Survivors. Arch Phys Med Rehabil. 2023 Aug; 104 (8):1203-1208 Epub 2023 Feb 02
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9. Munir SS, Sert Kuniyoshi FH, Singh P, Covassin N. Is the Gut Microbiome Implicated in the Excess Risk of Hypertension Associated with Obstructive Sleep Apnea? A Contemporary Review. Antioxidants (Basel). 2023 Apr 3; 12 (4) Epub 2023 Apr 03
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10. Ren R, Zhang Y, Yang L, Shi Y, Covassin N, Tang X. Sleep fragmentation during rapid eye movement sleep and hypertension in obstructive sleep apnea. J Hypertens. 2023 Feb 1; 41 (2):310-315 Epub 2022 Nov 25
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11. Covassin N, Lu D, St Louis EK, Chahal AA, Schulte PJ, Mansukhani MP, Xie J, Lipford MC, Li N, Ramar K, Caples SM, Gay PC, Olson EJ, Silber MH, Li J, Somers VK. Sex-specific associations between daytime sleepiness, chronic diseases and mortality in obstructive sleep apnea. Front Neurosci. 2023; 17:1210206 Epub 2023 June 23
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12. Quach HQ, Warner ND, Ovsyannikova IG, Covassin N, Poland GA, Somers VK, Kennedy RB. Excessive daytime sleepiness is associated with impaired antibody response to influenza vaccination in older male adults. Front Cell Infect Microbiol. 2023; 13:1229035 Epub 2023 Dec 12
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13. Bock J, Covassin N, Somers V. Excessive daytime sleepiness: an emerging marker of cardiovascular risk. Heart. 2022 Oct 28; 108 (22):1761-1766
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14. Smagula SF, Zhang G, Gujral S, Covassin N, Li J, Taylor WD, Reynolds CF 3rd, Krafty RT. Association of 24-Hour Activity Pattern Phenotypes With Depression Symptoms and Cognitive Performance in Aging. JAMA Psychiatry. 2022 Oct 1; 79 (10):1023-1031
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15. Smith KL, Danyluk AB, Munir SS, Covassin N. Shift Work and Obesity Risk-Are There Sex Differences? Curr Diab Rep. 2022 Aug; 22 (8):341-352 Epub 2022 June 23
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16. Covassin N, Singh P, McCrady-Spitzer SK, St Louis EK, Calvin AD, Levine JA, Somers VK. Effects of Experimental Sleep Restriction on Energy Intake, Energy Expenditure, and Visceral Obesity. J Am Coll Cardiol. 2022 Apr 05; 79(13):1254-1265.
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17. Li J, Somers VK, Xu H, Lopez-Jimenez F, Covassin N. Trends in Use of Melatonin Supplements Among US Adults, 1999-2018. JAMA. 2022 Feb 1; 327 (5):483-485
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18. Bock JM, Vungarala S, Covassin N, Somers VK. Sleep Duration and Hypertension: Epidemiological Evidence and Underlying Mechanisms. Am J Hypertens. 2022 Jan 5; 35 (1):3-11
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19. Ren R, Zhang Y, Yang L, Somers VK, Covassin N, Tang X. Association Between Arousals During Sleep and Hypertension Among Patients With Obstructive Sleep Apnea. J Am Heart Assoc. 2022 Jan 4; 11 (1):e022141 Epub 2021 Dec 31
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20. Li J, Vungarala S, Somers VK, Di J, Lopez-Jimenez F, Covassin N. Rest-Activity Rhythm Is Associated With Obesity Phenotypes: A Cross-Sectional Analysis. Front Endocrinol (Lausanne). 2022; 13:907360 Epub 2022 June 28
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21. Singh P, Covassin N, Marlatt K, Gadde KM, Heymsfield SB. Obesity, Body Composition, and Sex Hormones: Implications for Cardiovascular Risk. Compr Physiol. 2021 Dec 29; 12 (1):2949-2993
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22. Singh P, Covassin N, Sert-Kuniyoshi FH, Marlatt KL, Romero-Corral A, Davison DE, Singh RJ, Jensen MD, Somers VK. Overfeeding-induced weight gain elicits decreases in sex hormone-binding globulin in healthy males-Implications for body fat distribution. Physiol Rep. 2021 Dec; 9 (23):e15127
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23. Covassin N, Bukartyk J, Singh P, Calvin AD, St Louis EK, Somers VK. Effects of Experimental Sleep Restriction on Ambulatory and Sleep Blood Pressure in Healthy Young Adults: A Randomized Crossover Study. Hypertension. 2021 Sep; 78 (3):859-870 Epub 2021 July 12
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24. Li J, Somers VK, Lopez-Jimenez F, Di J, Covassin N. Demographic characteristics associated with circadian rest-activity rhythm patterns: a cross-sectional study. Int J Behav Nutr Phys Act. 2021 Aug 18; 18 (1):107
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25. Chen L, Ma W, Covassin N, Chen D, Zha P, Wang C, Gao Y, Tang W, Lei F, Tang X, Ran X. Association of sleep-disordered breathing and wound healing in patients with diabetic foot ulcers. J Clin Sleep Med. 2021 May 1; 17 (5):909-916
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26. Wang J, Covassin N, Dai T, Fan Z, Yisilamu P, Sun D, Li F, Xie J. Therapeutic value of treating central sleep apnea by adaptive servo-ventilation in patients with heart failure: A systematic review and meta-analysis. Heart Lung. 2021 Mar-Apr; 50 (2):344-351 Epub 2021 Feb 01
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27. Konecny T, Khoo M, Covassin N, Edelhofer P, Bukartyk J, Park JY, Venkataraman S, Karim S, Chahal A, Kara T, Orban M, Ludka O, Kautzner J, Ommen SR, Somers VK. Increased heart rate with sleep disordered breathing in hypertrophic cardiomyopathy. Int J Cardiol. 2021 Jan 15; 323:155-160 Epub 2020 Aug 13
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28. Li J, Covassin N, Bock JM, Mohamed EA, Pappoppula LP, Shafi C, Lopez-Jimenez F, Somers VK. Excessive Daytime Sleepiness and Cardiovascular Mortality in US Adults: A NHANES 2005-2008 Follow-Up Study. Nat Sci Sleep. 2021; 13:1049-1059 Epub 2021 July 06
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29. Xue P, Covassin N, Ran X, Zhou J, Zhang X, Yan D, Li X, Gao Y, Tang X. Association of parameters of nocturnal hypoxemia with diabetic microvascular complications: A cross-sectional study. Diabetes Res Clin Pract. 2020 Dec; 170:108484 Epub 2020 Oct 06
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30. Lu D, Mohamed EA, Covassin N, Chahal CAA, Mansukhani MP, St Louis EK, Somers VK. Frequency of sleep-disordered breathing in a referral population of Somali-Americans. J Clin Sleep Med. 2020 Aug 15; 16 (8):1343-1347
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31. Li T, Covassin N, Tan L, Ren R, Zhang Y, Lei F, Yang L, Zhou J, Sun H, Somers VK, Tang X. Sex-specific associations between erythrocyte measures and obstructive sleep apnea. J Clin Sleep Med. 2020 Jul 15; 16 (7):1063-1072
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32. Xie J, Covassin N, Fan Z, Singh P, Gao W, Li G, Kara T, Somers VK. Association Between Hypoxemia and Mortality in Patients With COVID-19. Mayo Clin Proc. 2020 Jun; 95 (6):1138-1147 Epub 2020 Apr 11
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33. Venkataraman S, Vungarala S, Covassin N, Somers VK. Sleep Apnea, Hypertension and the Sympathetic Nervous System in the Adult Population. J Clin Med. 2020 Feb 21; 9 (2)
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34. Ren R, Covassin N, Zhang Y, Lei F, Yang L, Zhou J, Tan L, Li T, Li Y, Shi J, Lu L, Somers VK, Tang X. Interaction Between Slow Wave Sleep and Obstructive Sleep Apnea in Prevalent Hypertension. Hypertension. 2020 Feb; 75 (2):516-523 Epub 2019 Dec 23
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35. Li X, Covassin N, Zhou J, Zhang Y, Ren R, Yang L, Tan L, Li T, Xue P, Tang X. Interaction effect of obstructive sleep apnea and periodic limb movements during sleep on heart rate variability. J Sleep Res. 2019 Dec; 28 (6):e12861 Epub 2019 May 26
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36. Mansukhani MP, Covassin N, Somers VK. Neurological Sleep Disorders and Blood Pressure: Current Evidence. Hypertension. 2019 Oct; 74 (4):726-732 Epub 2019 Sept 03
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37. Polonis K, Sompalli S, Becari C, Xie J, Covassin N, Schulte PJ, Druliner BR, Johnson RA, Narkiewicz K, Boardman LA, Singh P, Somers VK. Telomere Length and Risk of Major Adverse Cardiac Events and Cancer in Obstructive Sleep Apnea Patients. Cells. 2019 Apr 26; 8 (5)
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38. Mansukhani MP, Covassin N, Somers VK. Apneic Sleep, Insufficient Sleep, and Hypertension. Hypertension. 2019 Apr; 73 (4):744-756
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39. Xie J, Covassin N, Chahal AA, Schulte PJ, Singh P, Somers VK, Caples SM. Effect of Adaptive Servo-Ventilation on Periodic Limb Movements in Sleep in Patients With Heart Failure. Am J Cardiol. 2019 Feb 15; 123 (4):632-637 Epub 2018 Nov 24
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40. Ren R, Covassin N, Yang L, Li Y, Zhang Y, Zhou J, Tan L, Li T, Li X, Wang Y, Zhang J, Wing YK, Li W, Somers VK, Tang X. Objective but Not Subjective Short Sleep Duration Is Associated With Hypertension in Obstructive Sleep Apnea. Hypertension. 2018 Sep; 72 (3):610-617
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41. Covassin N, Greene EL, Singh P, Somers VK. Disparities in Hypertension Among African-Americans: Implications of Insufficient Sleep. Curr Hypertens Rep. 2018 Jun 8; 20 (7):57 Epub 2018 June 08
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42. Covassin N, Sert-Kuniyoshi FH, Singh P, Romero-Corral A, Davison DE, Lopez-Jimenez F, Jensen MD, Somers VK. Experimental Weight Gain Increases Ambulatory Blood Pressure in Healthy Subjects: Implications of Visceral Fat Accumulation. Mayo Clin Proc. 2018 May; 93 (5):618-626
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43. Xie J, Sert Kuniyoshi FH, Covassin N, Singh P, Gami AS, Chahal CAA, Somers VK. Excessive Daytime Sleepiness Independently Predicts Increased Cardiovascular Risk After Myocardial Infarction. J Am Heart Assoc. 2018 Jan 19; 7 (2)
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44. Singh P, Zhang Y, Sharma P, Covassin N, Soucek F, Friedman PA, Somers VK. Statins decrease leptin expression in human white adipocytes. Physiol Rep. 2018 Jan; 6(2).
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45. Zhang Y, Somers KR, Becari C, Polonis K, Pfeifer MA, Allen AM, Kellogg TA, Covassin N, Singh P. Comparative Expression of Renin-Angiotensin Pathway Proteins in Visceral Versus Subcutaneous Fat. Front Physiol. 2018; 9:1370 Epub 2018 Oct 10
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46. Polonis K, Somers VK, Becari C, Covassin N, Schulte PJ, Druliner BR, Johnson RA, Narkiewicz K, Boardman LA, Singh P. Moderate-to-severe obstructive sleep apnea is associated with telomere lengthening. Am J Physiol Heart Circ Physiol. 2017 Nov 1; 313 (5):H1022-H1030 Epub 2017 Aug 19
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47. Xie J, Chahal CAA, Covassin N, Schulte PJ, Singh P, Srivali N, Somers VK, Caples SM. Periodic limb movements of sleep are associated with an increased prevalence of atrial fibrillation in patients with mild sleep-disordered breathing. Int J Cardiol. 2017 Aug 15; 241:200-204 Epub 2017 Apr 22
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48. Tobaldini E, Covassin N, Calvin A, Singh P, Bukartyk J, Wang S, Montano N, Somers VK. Cardiac autonomic control and complexity during sleep are preserved after chronic sleep restriction in healthy subjects. Physiol Rep. 2017 Apr; 5 (7)
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49. Gerla V, Kremen V, Covassin N, Lhotska L, Saifutdinova EA, Bukartyk J, Marik V, Somers VK. Automatic identification of artifacts and unwanted physiologic signals in EEG and EOG during wakefulness Biomedical Signal Processing and Control. 2017; 31:381-90.
    
50. Covassin N, Singh P, Somers VK. Keeping Up With the Clock: Circadian Disruption and Obesity Risk. Hypertension. 2016 Nov; 68 (5):1081-1090 Epub 2016 Sept 12
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51. Xie J, Sert Kuniyoshi FH, Covassin N, Singh P, Gami AS, Wang S, Chahal CA, Wei Y, Somers VK. Nocturnal Hypoxemia Due to Obstructive Sleep Apnea Is an Independent Predictor of Poor Prognosis After Myocardial Infarction. J Am Heart Assoc. 2016 Jul 27; 5 (8) Epub 2016 July 27
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52. Svatikova A, Covassin N, Somers KR. Hemodynamic Responses to Energy Drink Consumption--Reply. JAMA 2016 May 10; 315 (18):2018-9
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53. Covassin N, Singh P. Sleep Duration and Cardiovascular Disease Risk: Epidemiologic and Experimental Evidence. Sleep Med Clin. 2016 Mar; 11 (1):81-9 Epub 2016 Jan 09
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54. Svatikova A, Covassin N, Somers KR, Somers KV, Soucek F, Kara T, Bukartyk J. A Randomized Trial of Cardiovascular Responses to Energy Drink Consumption in Healthy Adults. JAMA. 2015 Nov 17; 314 (19):2079-82
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55. Soucek F, Covassin N, Singh P, Ruzek L, Kara T, Suleiman M, Lerman A, Koestler C, Friedman PA, Lopez-Jimenez F, Somers VK. Effects of Atorvastatin (80 mg) Therapy on Quantity of Epicardial Adipose Tissue in Patients Undergoing Pulmonary Vein Isolation for Atrial Fibrillation. Am J Cardiol. 2015 Nov 1; 116 (9):1443-6 Epub 2015 Aug 14
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56. Cellini N, de Zambotti M, Covassin N, Gallicchio G, Stegagno L, Sarlo M. Reduced cerebral and cardiovascular hemodynamics during sustained affective stimulation in young women with chronic low blood pressure. Physiol Behav. 2015 May 1; 143:83-9.
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57. Calvin AD, Covassin N, Kremers WK, Adachi T, Macedo P, Albuquerque FN, Bukartyk J, Davison DE, Levine JA, Singh P, Wang S, Somers VK. Experimental sleep restriction causes endothelial dysfunction in healthy humans. J Am Heart Assoc. 2014 Nov 25; 3 (6):e001143
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58. Cellini N, de Zambotti M, Covassin N, Sarlo M, Stegagno L. Impaired off-line motor skills consolidation in young primary insomniacs. Neurobiol Learn Mem. 2014 Oct; 114:141-7. Epub 2014 Jun 19.
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59. de Zambotti M, Pizza F, Covassin N, Vandi S, Cellini N, Stegagno L, Plazzi G. Facing emotions in narcolepsy with cataplexy: haemodynamic and behavioural responses during emotional stimulation. J Sleep Res. 2014 Aug; 23 (4):432-40 Epub 2014 Feb 21
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60. Cellini N, de Zambotti M, Covassin N, Sarlo M, Stegagno L. Working memory impairment and cardiovascular hyperarousal in young primary insomniacs. Psychophysiology. 2014 Feb; 51 (2):206-14
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61. Covassin N, de Zambotti M, Cellini N, Sarlo M, Stegagno L. Cardiovascular down-regulation in essential hypotension: relationships with autonomic control and sleep. Psychophysiology. 2013 Aug; 50(8):767-76. Epub 2013 May 08.
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62. Cellini N, Covassin N, de Zambotti M, Sarlo M, Stegagno L. Relationship between cardiovascular resting state and visual attention. Clin Auton Res. 2013 Jun; 23 (3):157-61 Epub 2013 Apr 27
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63. de Zambotti M, Covassin N, Sarlo M, De Min Tona G, Trinder J, Stegagno L. Nighttime cardiac sympathetic hyper-activation in young primary insomniacs. Clin Auton Res. 2013 Feb; 23 (1):49-56 Epub 2012 Sept 14
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64. Covassin N, Neikrug AB, Liu L, Maglione J, Natarajan L, Corey-Bloom J, Loredo JS, Palmer BW, Redwine LS, Ancoli-Israel S. Relationships between clinical characteristics and nocturnal cardiac autonomic activity in Parkinson's disease. Auton Neurosci. 2012 Nov 2; 171 (1-2):85-8 Epub 2012 Nov 08
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65. Covassin N, de Zambotti M, Cellini N, Sarlo M, Stegagno L. Nocturnal cardiovascular activity in essential hypotension: evidence of differential autonomic regulation. Psychosom Med. 2012 Nov-Dec; 74 (9):952-60 Epub 2012 Oct 29
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66. de Zambotti M, Covassin N, Cellini N, Sarlo M, Torre J, Stegagno L. Hemodynamic and autonomic modifications during sleep stages in young hypotensive women. Biol Psychol. 2012 Sep; 91 (1):22-7 Epub 2012 June 04
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67. de Zambotti M, Covassin N, Cellini N, Sarlo M, Stegagno L. Cardiac autonomic profile during rest and working memory load in essential hypotensive women. Int J Psychophysiol. 2012 Aug; 85 (2):200-5 Epub 2012 May 14
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68. Covassin N, Neikrug AB, Liu L, Corey-Bloom J, Loredo JS, Palmer BW, Maglione J, Ancoli-Israel S. Clinical correlates of periodic limb movements in sleep in Parkinson's disease. J Neurol Sci. 2012 May 15; 316 (1-2):131-6 Epub 2012 Jan 25
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69. de Zambotti M, Covassin N, De Min Tona G, Sarlo M, Stegagno L. Sleep onset and cardiovascular activity in primary insomnia. J Sleep Res. 2011 Jun; 20 (2):318-25
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70. Covassin N, de Zambotti M, Sarlo M, De Min Tona G, Sarasso S, Stegagno L. Cognitive performance and cardiovascular markers of hyperarousal in primary insomnia. Int J Psychophysiol. 2011 Apr; 80 (1):79-86 Epub 2011 Feb 17
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