The monopod has one leg instead of the standard three legs on the tripod. OTG Digital Photography is not possible without the monopod with a flexible ball head that allows the desired camera orientation needed to produce all types of photographs.
Infants sleep about 16 hours a day, while teenagers need 9 hours on average. For most adults, 7 to 8 hours a night appears to be the best amount of sleep, although some people may need as few as 5 hours or as many as 10 hours of sleep each day.
How does sleep work in adulthood? Does it change -- for better or worse -- as we age? And why do we feel like we never get enough of it? An average adult needs between 7.5 and 8 hours of sleep per night. âBut many people can function with 6 hours' sleep, and there also some who need 9 hours or more,â says Sudhansu Chokroverty, MD, professor and co-chair of neurology and program director for clinical neurophysiology and sleep medicine at the New Jersey Neuroscience Institute at JFK Medical Center in Edison, N.J.