Background Frailty is a geriatric syndrome that affects multiple domains of human
functioning. A variety of problems contributes to the development of this syndrome; poor …

Introduction The use of innovative technologies is deemed to improve dietary assessment in
various research settings. However, their relative merits in nutritional epidemiological …

Dietary measurement error creates serious challenges to reliably discovering new diet–
disease associations in nutritional cohort studies. Such error causes substantial …

Human pesticide exposure can occur both occupationally and environmentally during
manufacture and after the application of indoor and outdoor pesticides, as well as through …

Context The existing evidence on food environments and diet is inconsistent, potentially
because of heterogeneity in measures used to assess diet. The objective of this review …

New technologies are promising for the use of short-term instruments for dietary data
collection; however, innovative tools should be validated against objective biomarkers. The …

As the most widely used tool for assessing dietary intake, the validity of food frequency
questionnaires (FFQs) should be evaluated before application. A comprehensive search of …

Background It is of major importance to measure the validity of self-reported dietary intake
using web-based instruments before applying them in large-scale studies. Objective This …

Biomarkers are an efficient means to examine intakes or exposures and their biological
effects and to assess system susceptibility. Aided by novel profiling technologies, the …

Recent years have seen a rise in research where so called “digital biomarkers” represent
the focal study interest. Many researchers understand that digital biomarkers describe digital …