Alexithymia is associated with low level of vitamin D in young healthy adults

References

• Holick MF. Vitamin D deficiency. N Engl J Med 2007;357(3):266–81.
   PubMed Web of Science ®Google Scholar
• McGrath J, Feron F, Eyles D, Mackay-Sim A. Vitamin D: the neglected neurosteroid? Trends Neurosci 2001;24(10):570–2.
   PubMed Web of Science ®Google Scholar
• Eyles D, Burne T, McGrath J. Vitamin D: a neurosteroid affecting brain development and function; implications for neurological and psychiatric disorders. In: Feldman D, Pike JW, Adams JS, (eds.) Vitamin D. 3rd ed. Amsterdam: Academic Press; 2011. p. 565–82.
   Google Scholar
• Harms LR, Burne TH, Eyles DW, McGrath JJ. Vitamin D and the brain. Best Pract Res Clin Endocrinol Metab 2011;25(4):657–69.
   PubMed Web of Science ®Google Scholar
• Mowry EM, Waubant E, McCulloch CE, Okuda DT, Evangelista AA, Lincoln RR, et al. Vitamin D status predicts new brain magnetic resonance imaging activity in multiple sclerosis. Ann Neurol 2012;72(2):234–40.
   PubMed Web of Science ®Google Scholar
• Eyles DW, Burne TH, McGrath JJ. Vitamin D, effects on brain development, adult brain function and the links between low levels of vitamin D and neuropsychiatric disease. Front Neuroendocrinol 2012;34(1):47–64.
   PubMed Web of Science ®Google Scholar
• Afzal S, Bojesen SE, Nordestgaard BG. Reduced 25-hydroxyvitamin D and risk of Alzheimer's disease and vascular dementia. Alzheimers Dement 2013 Jul 18. pii: S1552-5260(13)02425-4. doi:10.1016/j.jalz.2013.05.1765. [Epub ahead of print].
   PubMed Web of Science ®Google Scholar
• Holló A, Clemens Z, Kamondi A, Lakatos P, Szűcs A. Correction of vitamin D deficiency improves seizure control in epilepsy: a pilot study. Epilepsy Behav 2012;24(1):131–3.
   PubMed Web of Science ®Google Scholar
• Holló A, Clemens Z, Lakatos P. Epilepsy and vitamin D. Int J Neurosci 2013 Nov 7. [Epub ahead of print].
   PubMed Web of Science ®Google Scholar
• Plózer E, Altbäcker A, Darnai G, Perlaki G, Orsi G, Nagy SA, et al. Intracranial volume inversely correlates with serum 25(OH)D level in healthy young women. Nutr Neurosci Forthcoming 2014, doi: 10.1179/1476830514Y.0000000109.
   Google Scholar
• Stumpf WE, Privette TH. Light, vitamin D and psychiatry. Role of 1,25 dihydroxyvitamin D3 (soltriol) in etiology and therapy of seasonal affective disorder and other mental processes. Psychopharmacology 1989;97(3):285–94.
   PubMed Web of Science ®Google Scholar
• Wilkins CH, Sheline YI, Roe CM, Birge SJ, Morris JC. Vitamin D deficiency is associated with low mood and worse cognitive performance in older adults. Am J Geriatr Psychiatry 2006;14:1032–40.
   PubMed Web of Science ®Google Scholar
• Ganji V, Milone C, Cody MM, McCarty F, Wang YT. Serum vitamin D concentrations are related to depression in young adult US population: the Third National Health and Nutrition Examination Survey. Int Arch Med 2010;3(1):1–8.
   PubMedGoogle Scholar
• Cannell JJ. Autism and vitamin D. Med Hypotheses 2008;70(4):750–9.
   PubMed Web of Science ®Google Scholar
• Kočovská E, Fernell E, Billstedt E, Minnis H, Gillberg C. Vitamin D and autism: clinical review. Res Dev Disabil 2012;33(5):1541–50.
   PubMed Web of Science ®Google Scholar
• Grant WB, Soles CM. Epidemiologic evidence for supporting the role of maternal vitamin D deficiency as a risk factor for the development of infantile autism. Dermatoendocrinol 2009;1(4):223–8.
   PubMedGoogle Scholar
• McGrath JJ, Eyles DW, Pedersen CB, Anderson C, Ko P, Burne TH, et al. Neonatal vitamin D status and risk of schizophrenia: a population-based case-control study. Arch Gen Psychiatry 2010;67(9):889–94.
   PubMed Web of Science ®Google Scholar
• Shipko S, Alvarez WA, Noviello N. Towards a teleological model of alexithymia: alexithymia and post-traumatic stress disorder. Psychother Psychosom 1983;39(2):122–6.
   PubMed Web of Science ®Google Scholar
• Linden W, Wen F, Paulhus DL. Measuring alexithymia: reliability, validity, and prevalence. Adv Pers As 1995;10:51–95.
   Google Scholar
• Honkalampi K, Hintikka J, Laukkanen E, Lehtonen J, Viinamäki H. Alexithymia and depression: a prospective study of patients with major depressive disorder. Psychosomatics 2001;42(3):229–34.
   PubMed Web of Science ®Google Scholar
• Bewley J, Murphy PN, Mallows J, Baker GA. Does alexithymia differentiate between patients with nonepileptic seizures, patients with epilepsy, and nonpatient controls? Epilepsy Behav 2005;7(3):430–7.
   PubMed Web of Science ®Google Scholar
• Bodini B, Mandarelli G, Tomassini V, Tarsitani L, Pestalozza I, Gasperini C, et al. Alexithymia in multiple sclerosis: relationship with fatigue and depression. Acta Neurol Scand 2008;118(1):18–23.
   PubMed Web of Science ®Google Scholar
• Bermond B. Brain and alexithymia. In: Vingerhoets A, van Bussel FJ, Boelhouwer AJ, (eds.) The (non)expression of emotions in health and disease. Tilburg: Tilburg University Press; 1997. p. 115–29.
   Google Scholar
• Cserjési R, Luminet O, Lénárd L. A Torontói Alexitímia Skála (TAS-20) magyar változata: megbízhatósága és faktorvaliditása egyetemista mintán. [The Hungarian version of the Toronto Alexithymia Scale (TAS-20): reliability and factor validity in a university student sample]. Hung Psychol Rev 2007;62(3):355–68. Hungarian.
   Google Scholar
• Bagby RM, Taylor GJ. Measurement and validation of the alexithymia construct. In: Bagby RM, Parker JD, Taylor GJ (eds.) Disorders of affect regulation: alexithymia in medical and psychiatric illness. Cambridge: Cambridge University Press; 1997. p. 46–66.
   Google Scholar
• Bagby RM, Parker JD, Taylor GJ. The twenty-item Toronto Alexithymia Scale – I. Item selection and cross-validation of the factor structure. J Psychosom Res 1994;38(1):23–32.
   PubMed Web of Science ®Google Scholar
• Beck AT, Steer RA, Brown GK. Manual for Beck Depression Inventory-II. San Antonio: Psychological Corporation; 1993.
   Google Scholar
• Kopp M, Fóris N. A szorongás kognitív viselkedésterápiája. [Cognitive behavioural therapy in anxiety]. Budapest: Végeken Sorozat; 1993. Hungarian.
   Google Scholar
• Speilberger CD, Gorsuch RL, Lushene R, Vagg PR, Jacobs GA. Manual for the state-trait anxiety inventory. Palo Alto: Consulting Psychologists Press; 1983.
   Google Scholar
• Sipos K, Sipos M. The development and validation of the Hungarian form of the state-trait anxiety inventory. In: Spielberger CD, Guerro RD, (eds.) Cross-cultural anxiety, 2. Washington-London: Hemisphere Publishing Corporation; 1983. p. 51–61.
   Google Scholar
• Oldfield RC. The assessment and analysis of handedness: the Edinburgh inventory. Neuropsychologia 1971;9(1):97–113.
   PubMed Web of Science ®Google Scholar
• Chan YH. Biostatistics 201: linear regression analysis. Singapore Med J 2004;45(2):55–61.
   PubMedGoogle Scholar
• Tolppanen AM, Sayers A, Fraser WD, Lewis G, Zammit S, Lawlor DA. The association of serum 25-hydroxyvitamin D3 and D2 with depressive symptoms in childhood–a prospective cohort study. J Child Psychol Psyc 2012;53(7):757–66.
   PubMed Web of Science ®Google Scholar
• Ubbenhorst A, Striebich S, Lang F, Lang UE. Exploring the relationship between vitamin D and basic personality traits. Psychopharmacology 2011;215(4):733–7.
   PubMed Web of Science ®Google Scholar
• Karohl C, Su S, Kumari M, Tangpricha V, Veledar E, Vaccarino V, et al. Heritability and seasonal variability of vitamin D concentrations in male twins. Am J Clin Nutr 2010;92(6):1393–8.
   PubMed Web of Science ®Google Scholar
• Orton SM, Morris AP, Herrera BM, Ramagopalan SV, Lincoln MR, Chao MJ, et al. Evidence for genetic regulation of vitamin D status in twins with multiple sclerosis. Am J Clin Nutr 2008;88(2):441–7.
   PubMed Web of Science ®Google Scholar
• Parker G, Brotchie H. ‘D'for depression: any role for vitamin D? Food for Thought II. Acta Psychiat Scand 2011;124(4):243–9.
   PubMed Web of Science ®Google Scholar
• Grant WB, Cannell JJ. Autism prevalence in the United States with respect to solar ultraviolet-B doses: an ecological study. Dermatoendocrinology 2013;5(1):159–64.
   PubMedGoogle Scholar
• Cannell JJ, Grant WB. What is the role of vitamin D in autism? Dermatoendocrinology 2013;5(1):199–204.
   PubMedGoogle Scholar
• Martínez-Sánchez F, Ato-García M, Ortiz-Soria B. Alexithymia – state or trait? Span J Psychol 2003;6(1):51–9.
   PubMedGoogle Scholar
• Martínez-Sánchez F, Ato-García M, Adam EC, Huedo Medina TB, Selva España JJ. Stability in alexithymia levels: a longitudinal analysis on various emotional answers. Pers Individ Dif 1998;24(6):767–72.
   Web of Science ®Google Scholar
• Orton SM, Ebers GC. Heritability of serum vitamin D concentrations: twin studies. Am J Clin Nutr 2011;93(3):667–8.
   PubMed Web of Science ®Google Scholar
• Hill E, Berthoz S, Frith U. Brief report: cognitive processing of own emotions in individuals with autistic spectrum disorder and in their relatives. J Aut Dev Disord 2004;34(2):229–35.
   PubMed Web of Science ®Google Scholar
• Bird G, Silani G, Brindley R, White S, Frith U, Singer T. Empathic brain responses in insula are modulated by levels of alexithymia but not autism. Brain 2010;133(5):1515–25.
   PubMed Web of Science ®Google Scholar
• Bird G, Press C, Richardson DC. The role of alexithymia in reduced eye-fixation in autism spectrum conditions. J Aut Dev Disord 2011;41(11):1556–64.
   PubMed Web of Science ®Google Scholar
• Cook R, Brewer R, Shah P, Bird G. Alexithymia, not autism, predicts poor recognition of emotional facial expressions. Psychol Sci 2013;24(5):723–32.
   PubMed Web of Science ®Google Scholar
• Freyberger H. Supportive psychotherapeutic techniques in primary and secondary alexithymia/discussion. Psychother Psychosom 1977;28:337–45.
   PubMed Web of Science ®Google Scholar
• Balion C, Griffith LE, Strifler L, Henderson M, Patterson C, Heckman G, et al. Vitamin D, cognition, and dementia. A systematic review and meta-analysis. Neurology 2012;79(13):1397–405.
   PubMed Web of Science ®Google Scholar
• Annweiler C, Fantino B, Schott AM, Krolak-Salmon P, Allali G, Beauchet O. Vitamin D insufficiency and mild cognitive impairment: cross-sectional association. Eur J Neurol 2012;19(7):1023–9.
   PubMed Web of Science ®Google Scholar
• Annweiler C, Montero-Odasso M, Llewellyn DJ, Richard-Devantoy S, Duque G, Beauchet O. Meta-analysis of memory and executive dysfunctions in relation to vitamin D. J Alzheimers Dis 2013;37(1):147–71.
   PubMed Web of Science ®Google Scholar
• Hossein-Nezhad A, Holick MF. Vitamin D for health: a global perspective. Mayo Clin Proc 2013;88(7):720–55.
   PubMed Web of Science ®Google Scholar