1. Anderson J, May H, Horne B, Bair TL, Hall N, Carlquist J. Intermountain Heart Collaborative (IHC) Study Group, et al: Relation of vitamin D deficiency to cardiovascular risk factors, disease status, and incident events in a general healthcare population. Am J Cardiol. 2010, 106:963-968. doi:10.1016/j.amjcard.2010.05.027
2. Van Schoor N, Lips P. Worldwide vitamin D status. Vitamin D: Elsevier; 2018:15-40. doi:10.1016/B978-0-12-809963-6.00059-6
3. Beaudart C, Buckinx F, Rabenda V, Gillain S, Cavalier E, Slomian J, et al. The effects of vitamin D on skeletal muscle strength, muscle mass, and muscle power: a systematic review and meta-analysis of randomized controlled trials. 2014;99(11):4336-45. doi:10.1210/jc.2014-1742
4. Annweiler C, Schott A-M, Berrut G, Fantino B, Beauchet OJTjon, health, aging. Vitamin D-related changes in physical performance: a systematic review. 2009;13(10):893-8. doi:10.1007/s12603-009-0248-x
5. Ceglia LJMaom. Vitamin D and skeletal muscle tissue and function. 2008;29(6):407-14. doi:10.1016/j.mam.2008.07.002
6. Koundourakis NE, Androulakis NE, Malliaraki N, Margioris ANJPO. Vitamin D and exercise performance in professional soccer players. 2014;9(7):e101659. doi:10.1371/journal.pone.0101659
7. Foo LH, Zhang Q, Zhu K, Ma G, Hu X, Greenfield H, et al. Low vitamin D status has an adverse influence on bone mass, bone turnover, and muscle strength in Chinese adolescent girls. 2009;139(5):1002-7. doi:10.3945/jn.108.102053
8. Tenforde AS, Sayres LC, Sainani KL, Fredericson MJP. Evaluating the relationship of calcium and vitamin D in the prevention of stress fracture injuries in the young athlete: a review of the literature. 2010;2(10):945-9. doi:10.1016/j.pmrj.2010.05.006
9. Burgi AA, Gorham ED, Garland CF, Mohr SB, Garland FC, Zeng K, et al. High serum 25‐hydroxyvitamin D is associated with a low incidence of stress fractures. 2011;26(10):2371-7. doi:10.1002/jbmr.451
10. Shuler FD, et al: Sports health benefits of vitamin d, Sports Health 4:496, 2012. doi:10.1177/1941738112461621
11. Barker T, et al: Supplemental vitamin D enhances the recovery in peak isometricforce shortly after intense exercise, Nutr Metab (Lond) 10:69, 2013. doi:10.1186/1743-7075-10-69
12. Bea JW, Jurutka PW, Hibler EA, Lance P, Martínez ME, Roe DJ, et al. Concentrations of the vitamin D metabolite 1, 25 (OH) 2D and odds of metabolic syndrome and its components. 2015;64(3):447-59. doi:10.1016/j.metabol.2014.11.010
13. Han S-S, Kim M-H, Lee S-M, Lee J-P, Kim S-J, Joo K-W, et al. Association between body fat and vitamin D status in Korean adults. 2014;23(1):65-75.
14. Ceglia L, Nelson J, Ware J, Alysandratos K-D, Bray GA, Garganta C, et al. Association between body weight and composition and plasma 25-hydroxyvitamin D level in the Diabetes Prevention Program. 2017;56(1):161-70. doi:10.1007/s00394-015-1066-z
15. McGill A-T, Stewart JM, Lithander FE, Strik CM, Poppitt SDJNj. Relationships of low serum vitamin D 3 with anthropometry and markers of the metabolic syndrome and diabetes in overweight and obesity. 2008;7(1):4. doi:10.1186/1475-2891-7-4
16. Craig CL, Marshall AL, Sjöström M, Bauman AE, Booth ML, Ainsworth BE, et al., and the IPAQ Consensus Group and the IPAQ Reliability and Validity Study Group. International Physical Activity Questionnaire (IPAQ): 12-country reliability and validity. Med Sci Sports Exerc 2003;35:1381-95. doi:10.1249/01.MSS.0000078924.61453.FB
17. Kaminsky LA, Whaley MH. Evaluation of a new standardized ramp protocol: the BSU/Bruce Ramp protocol. Journal of cardiopulmonary rehabilitation. 1998;18(6):438-44. doi:10.1097/00008483-199811000-00006
18. Babaei P, Damirchi A and Hoseini R. The interaction effects of aerobic exercise training and vitamin D supplementation on plasma lipid profiles and insulin resistance in ovariectomized rats. J. Exerc. Nutr. Biochem. 2015;19(3):173-182. doi:10.5717/jenb.2015.15070703
19. Cassity E P, Redzic M, Teager C R, and Thomas D T. The effect of body composition and BMI on 25(OH)D response in vitamin D-supplemented athletes. Eur J Sport Sci. 2016; 16(7): 773-779. doi:10.1080/17461391.2015.1125952
20. Golzarand M, Hollis BW, Mirmiran P, Wagner CL, Shab-Bidar SJEjocn. Vitamin D supplementation and body fat mass: a systematic review and meta-analysis. 2018:1. doi:10.1038/s41430-018-0132-z
21. Boland RLJM, endocrinology c. VDR activation of intracellular signaling pathways in skeletal muscle. 2011;347(1-2):11-6. doi:10.1016/j.mce.2011.05.021
22. Fairbairn KA, Ceelen IJ, Skeaff CM, Cameron CM, Perry TLJIjosn, metabolism e. Vitamin D3 Supplementation Does Not Improve Sprint Performance in Professional Rugby Players: A Randomized, Placebo-Controlled, Double-Blind Intervention Study. 2018;28(1):1-9. doi:10.1123/ijsnem.2017-0157
23. Jung HC, Seo MW, Lee S, Jung SW, Song JKJIjosn, metabolism e. Correcting Vitamin D Insufficiency Improves Some, But Not All Aspects of Physical Performance during Winter Training in Taekwondo Athletes. 2018:1-25. doi:10.1123/ijsnem.2017-0412
24. Dubnov-Raz G, Livne N, Raz R, Cohen AH, Constantini NWJIjosn, metabolism e. Vitamin D supplementation and physical performance in adolescent swimmers. 2015;25(4):317-25. doi:10.1123/ijsnem.2014-0180
)