One Number That Knows if You Are Active Enough

Personal Activity Intelligence (PAI) is a physical activity monitoring approach invented by researchers at the Norwegian University of Science and Technology around five years ago. It uses heart rate data (e.g., from a wrist-worn monitor) to provide the user with a single metric. This number reflects the amount and intensity of aerobic exercise a person […]

How Should Adult Handgrip Strength be Normalized for Body Size?

Muscle strength refers to the ability of the muscles to produce maximal force. One assessment method is to measure handgrip strength, which involves the maximal isometric force of the finger flexors using a handheld device. Handgrip strength is a convenient, reliable, valid and safe measure that is an important indicator of general health and sports […]

Exercise and Glucose Intolerance during Pregnancy: Exercise Dose and Timing Matter

Glucose metabolism during pregnancy plays a pivotal role in maternal and fetal health. Impaired glucose tolerance in pregnancy, such as gestational diabetes, is at the center of the “diabetes begetting diabetes” intergeneration vicious circle. It has been related to not only adverse obstetrics and perinatal outcomes, but also substantially increased risk of cardiometabolic disorders in […]

Diet Manipulation for Healthy Living: Importance of 16-Hour Fasting

Social media commonly offers a variety of healthy living solutions, presenting a perfect mix of speculation, firm belief, a bit of scientific evidence and personal experience. Nutrition tends to be a popular topic on social media. Often, a seemingly convincing case is made that encourages people that a dietary approach is miraculous. One such topic […]

GSSI Pre-Conference

The Physiology of Hydration: More Than Water Alone

This session explores the physiology of hydration through an integrated lens—examining how carbohydrate, sodium, flavor, and fluid interact to influence intake, absorption, retention, and performance. We’ll review current research on fluid balance, osmotic drivers, and palatability, highlighting mechanisms that underpin voluntary intake and thermoregulation. Attendees will gain insight into individualized strategies, including sweat profiling and timing approaches, to optimize euhydration and mitigate performance decrements associated with >2% body-mass loss. Practical applications will be linked to laboratory- and field-based research, ensuring translation from bench to field. This pre-conference equips you with evidence-based tools to support athlete hydration across diverse environments and sporting contexts. 

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  • Session 1: Sweating the detail: New insights on hydration considerations for athlete performance
    • Lewis James, PhD, Associate Professor in Human Nutrition in the School of Sport, Exercise and Health Sciences at Loughborough University
  • Session 2: Functional ingredients in fluid replacement beverages for athletes
    • Lindsay Baker, PhD, Director at the Gatorade Sports Science Institute
  • Session 3: The hydration toolkit: Practical approaches to athlete support
    • Floris Wardenaar, PhD, Associate Professor at the College of Health Solutions at Arizona State University