The aim of this study was to evaluate the reliability of a food menu to measure energy and macronutrient intake within the laboratory and under real-life conditions in adolescents. A total of 12 boys ...

Can we measure food intake in humans? Accurately quantifying food intake is essential to understanding the effect of diet on health and diseases and evaluating the efficacy of dietary interventions.

There are loads of different fitness trackers on the market and available for purchase, with no brand more popular than Fitbit and its lineup of trackers that you can wear around your wrists. For ...

Gadgets that track your physical activity get to only half the equation, as Marty Dopps pointed out after reading this week’s column. Dopps has lost 25 pounds (so far) since August using a combo ...

Researchers at McMaster University have identified several chemical signatures, detectable in blood and urine, that can accurately measure dietary intake, potentially offering a new tool for ...

Studies using "doubly labeled" water -- as close to a gold standard as exists -- find that the average non-overweight adult man needs about 3,050 calories a day to maintain a stable body weight, and ...

Measuring how much ultra-processed food (UPF) someone eats has always been challenging for nutrition researchers, often due to self-reporting bias. Now, a new study from the US National Cancer ...

Dehydration causes the stress hormone cortisol to increase, making you feel more stressed. Know the hydration rules to be stress-free. Do you feel jittery and wound up in the middle of the day for no ...