Key Tips on Hydration – Hydration for Summer and Travelling

In a temperate climate about 2-3 L of water is lost from our bodies each day, mainly as urine but also as sweat, expired breath, and faeces.
The total amount of water lost will depend on several factors, such as sex, body size, the level of physical activity and the amount and type of clothing worn. Environmental conditions of temperature and humidity will also have an impact on water loss.