Sleep behavior and daily activity levels in people with metabolic syndrome: effect of 1 year of metformin treatment

Autor: Eleonora Bruno, Antonino Mulè, Letizia Galasso, Lucia Castelli, Ivan Baldassari, Andreina Oliverio, Elisabetta Venturelli, Franco Berrino, Angela Montaruli, Eliana Roveda, Patrizia Pasanisi
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Frontiers in Nutrition, Vol 10 (2023)
Druh dokumentu: article
ISSN: 2296-861X
DOI: 10.3389/fnut.2023.1240762
Popis: Impaired sleep and low daily activity levels increase the risk of developing metabolic syndrome (MS). Metformin (MET), an insulin sensitizer drug, is effective in regressing MS and has been recently studied as an adjuvant agent for managing sleep disorders. The present study aimed to assess whether 1,700 mg/day of MET treatment modifies sleep and daily activity levels in people with MS evaluated by Rest-Activity circadian Rhythm (RAR), which is the expression of 24 h of spontaneous activity parameters. A total of 133 subjects with MS, randomized into the MET (n = 65) or placebo (PLA, n = 68) group, underwent a clinical/anthropometric examination and carried out a continuous 7-day actigraphic monitoring to investigate sleep and RAR parameters at baseline and after 1 year of intervention. After 1 year of intervention, 105 subjects were analyzed. The MET group showed greater anthropometric and metabolic improvements compared with placebo, with a significant reduction in weight (p = 0.01), body mass index (p = 0.01), waist circumference (p = 0.03), and glucose (p < 0.001). With regard to sleep parameters, the MET group showed a significant increase in actual sleep time (p = 0.01) and sleep efficiency (p = 0.04) compared with placebo. There were no significant changes reported in the RAR parameters. Our study suggests that MET might be used as an adjuvant treatment for sleep disorders in people with MS.
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