Mountain Cycling Ultramarathon Effects on Inflammatory and Hemoglobin Responses

ABSTRACTPurposeThis study aimed to analyze the cumulative physiological burden of repetitive, strenuous exercise held during mountain cycling ultramarathon on regulatory mechanisms of hemoglobin degradation.MethodsFifty-five nonprofessional athletes (mean age, 44.8 ± 7.1 yr) participating in a 9-con