How the disease spreads. 1  Breathing in dust that is contaminated with rodent urine or droppings. 2  Direct contact with rodents or their urine and droppings. 3  Bite wounds, although this does not happen frequently.
1 40 percent of American adults get six hours or less per night; 58 percent of teens average only seven hours of sleep or less. 2  The National Sleep Foundation has released updated guidelines detailing the recommended amount of sleep for various age groups.
You can cheat on the amount of sleep you get. False: Sleep experts say that most adults need between seven and nine hours of sleep each night for optimal health. Getting fewer hours of sleep will eventually need to be replenished with additional sleep in the next few nights.