DEAR DR. ROACH: Could you please explain the percentages that are given when a study indicates an increase for a particular risk? For example, say a person with mild coronary artery disease is at an ...

Risk numbers explained: Dr. Keith Roach outlined how absolute and relative risk differ, noting that relative increases can sound more alarming than the actual absolute risk. Drug-specific cautions: ...

Please provide your email address to receive an email when new articles are posted on . Among isotretinoin users, the 1-year pooled absolute risk for depression was 3.83%. The absolute risk for ...

Objectives To describe age-related differences in the absolute and relative intensity of physical activity (PA) and associations with mortality. Methods UK Biobank participants with ...

Several reports have described a relapse of certain autoimmune kidney diseases in patients after they've received COVID-19 vaccines, but it's unclear if this association is real or a coincidence. In a ...

Objectives To determine whether quantifying both the absolute and relative intensity of accelerometer-assessed physical activity (PA) can inform PA interventions. We hypothesised that individuals ...