Narrative review of hydration and selected health outcomes in the general population Key Topics Covered Review Collating evidence from human trials investigating hydration status and influence on bodily functions View Article Measuring the effects of different states of hydration on the body Key Topics Covered Original research Human randomised controlled trials Hydration status View Article Hydration 101- Healthy Adults Key Topics Covered Recommended intakes for fluid Signs and symptoms of dehydration Practical tips to support hydration View Infographic Hydration 101 - Children and adolescents Key Topics Covered Recommended intakes for fluid Signs and symptoms of dehydration Practical tips to support hydration View Infographic Hydration 101 - Healthy Aging Key Topics Covered Recommended intakes for fluid Signs and symptoms of dehydration Practical tips for supporting hydration View Infographic