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The amount of drinking water required to maintain good health varies, and depends on physical activity level, age, health-related issues, and environmental conditions. [1] [2] For those who work in a hot climate, up to 16 litres (4.2 US gal) a day may be required. [1] About 1 to 2 billion people lack safe drinking water. [3]
The common advice to drink 8 glasses (1,900 mL or 64 US fl oz) of plain water per day is not scientific; thirst is a better guide for how much water to drink than is a specific, fixed amount. [4] Americans aged 21 and older, on average, drink 1,043 mL (36.7 imp fl oz; 35.3 US fl oz) of drinking water a day, and 95% drink less than 2,958 mL (104 ...
Over the next few years, chlorine disinfection using chloride of lime were rapidly installed in drinking water systems around the world. [133] The technique of purification of drinking water by use of compressed liquefied chlorine gas was developed by a British officer in the Indian Medical Service, Vincent B. Nesfield, in 1903. According to ...
We hear you — but if it were that simple, we wouldn't be so dehydrated! It's true: Many Americans don't drink enough water, especially as they age. Up to 28% of older Americans are dehydrated ...
The global challenge we should be talking more about.
People are also paying attention to what’s in their drinking water more now than ever before, Gerald Kauffman Jr., director and associate professor at the University of Delaware Water Resources ...
Share of the population without access to an improved water source, 2020. Global access to clean water is a significant global challenge that affects the health, well-being, and development of people worldwide. While progress has been made in recent years, millions of people still lack access to safe and clean drinking water sources.
A rise in drinking for people 65 and older is a big problem given the greater health impacts that come with alcohol for older adults, said Dr. George F. Koob, director of the National Institute on ...