Sultan Kosen - The Tallest Man alive The tallest living man officially measured by Guinness World Records (Guinness Book of Records) is Sultan Kosen from Turkey, with a height of 8 feet 3 inches (251.4 cm) tall. Sultan Kosen was last measured in February 2011 and found to still be growing.
As a general rule, adult males need 3.7 liters of water per day, while adult women need 2.7 liters per day. However, pregnant women should aim for 3 liters per day, and lactating women need 3.8 liters per day. The daily adequate intake of water is lower before the age of 18. From birth to 12 months of age, infants need just 0.7 to 0.8 liters per day -- which is easily achieved through breast milk alone. The daily intake increases to 1.3 liters from age 1 to 3 and 1.7 liters from age 4 to 8.
You also get water through food. Some fruits and vegetables contain a lot of water, such as watermelon and lettuce. How much water do you need to drink every day? A common recommendation is to drink six or eight 8-ounce glasses of water or other fluid every day. But some adults may need more or less, depending on how healthy they are, how much they exercise, and how hot and dry the climate is. You may sometimes need to drink more water than usual if you: Exercise intensely, especially in a hot climate.