title: Effect of 21 days head-down bed rest on heart rate and blood pressure variability and orthostatic tolerance in men.
authors.affiliation: Department of Aerospace Physiology, The Fourth Military Medical University, Beijing, P.R. China.
authors.forename: J
authors.initials: J
authors.lastname: Zheng
authors.forename: L F
authors.initials: LF
authors.lastname: Zhang
authors.forename: J
authors.initials: J
authors.lastname: Wei
authors.forename: X B
authors.initials: XB
authors.lastname: Wang
mesh_terms: D000328:Adult; D000337:Aerospace Medicine; D001510:Bed Rest / Q000009:adverse effects*; D001794:Blood Pressure / Q000502:physiology*; D004562:Electrocardiography; D018475:Head-Down Tilt / Q000009:adverse effects*; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D007024:Hypotension, Orthostatic / Q000209:etiology / Q000503:physiopathology*; D008297:Male; D013564:Sympathetic Nervous System / Q000502:physiology; D018667:Tilt-Table Test