Step counting has long been used as a method of measuring distance. Starting in the mid-
1900s, researchers became interested in using steps per day to quantify ambulatory …

Physical activity guidelines from around the world are typically expressed in terms of
frequency, duration, and intensity parameters. Objective monitoring using pedometers and …

Background and Aims Excessive usage of smartphones may induce social problems, such
as depression and impairment of social and emotional functioning. Moreover, its usage can …

Step counting (using pedometers or accelerometers) is widely accepted by researchers,
practitioners, and the general public. Given the mounting evidence of the link between low …

Older adults and special populations (living with disability and/or chronic illness that may
limit mobility and/or physical endurance) can benefit from practicing a more physically active …

OBJECTIVES: To describe associations between dietary nutrient intake and progression of
sarcopenia, the age‐related loss of muscle mass and strength. DESIGN: Prospective cohort …

Summary Objective Low 25‐hydroxyvitamin D (25OHD) levels may be associated with both
sarcopenia (the age‐related decline in muscle mass and function) and low physical activity …

Objective Physical activity is recommended to mitigate functional limitations associated with
knee osteoarthritis (OA). However, it is unclear whether walking on its own protects against …

Background Self–reported physical activity has been inversely associated with mortality but
the effect of objectively measured step activity on mortality has never been evaluated. The …

Objective Effective treatments for rheumatoid arthritis (RA) fatigue are limited. We tested the
effect of a pedometer‐based intervention on increasing physical activity and decreasing …