Mounting evidence has firmly established that low levels of cardiorespiratory fitness (CRF)
are associated with a high risk of cardiovascular disease, all-cause mortality, and mortality …

The importance of resting heart rate (HR) as a prognostic factor and potential therapeutic
target is not yet generally accepted. Recent large epidemiologic studies have confirmed …

Background: The severity of the Coronavirus pandemic has led to lockdowns in different
countries to reduce the spread of the infection. These lockdown restrictions are likely to be …

The recommendations listed in this document are, whenever possible, evidence based. An
extensive evidence review was conducted as the document was compiled through …

BACKGROUND: Elevated resting heart rate (RHR) is known to be associated with reduced
survival but inconsistencies remain, including lack of significance in most studies of healthy …

In 1968 our first Concepts book was published. The copyright for this fourteenth edition is
2008. It is with great joy that we celebrate our 40 years of success and look forward to …

Objective: To examine the prevalence of overweight and obesity in firefighters. Methods:
Body mass index (BMI), waist circumference, and body fat percentage (BF%) were assessed …

Resting heart rate is central to cardiac output and is influenced by changes occurring in
numerous diseases. It predicts longevity and cardiovascular diseases, and current evidence …

Purpose Cardiorespiratory fitness is suggested to be an important marker of cardiovascular
risk but is rarely evaluated in health care settings. In the present study, directly measured …

Objective Examine the influences of race, socioeconomic status, sex, and age on barriers to
participation in a study of cross-sectional differences and longitudinal changes in health …