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Fig. 3 | Environmental Health

Fig. 3

From: Improvement of several stress response and sleep quality hormones in men and women after sleeping in a bed that protects against electromagnetic fields

Fig. 3

Concentration of serotonin, oxytocin and melatonin in plasma samples before (T0) and after sleeping for 2 months (T2) using the HOGO system to avoid EMFs (Experimental group, n = 18) or normal beds (Placebo group, n = 10). A Concentration of serotonin in ng/mL; B Concentration of oxytocin in pg/mL; C Concentration of melatonin in pg/mL. a: p < 0.05; aaa: p < 0.001 respect to the values obtained at T0

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Environmental Health

ISSN: 1476-069X