Shutter Speed s. Many of today's SLR camera s offer action-stopping shutter speed s of 1/2000 sec. or faster. None of the point-and-shoot models come close, although some do offer speed s fast enough to stop most action.
According to the National Institute of Health, research suggests that taking between 20 to 50 milligrams of DHEA supplements daily should be sufficient and safe for most adults over the age of 30. Individual needs will vary, but less is usually better, especially at first.
But,the least recommended is 3L for males and 2.2L for females. Average human's miturate an average 5-6 times a day, but at the end of the day it too depends on your everyday activities and water intake. For recommended needs it should be every 2.5-3 hours.