Grant owned one slave in his life, William Jones, whom he set free in 1859. Julia had the use of four of her father's slaves. These slaves were all free by 1863. In 1864, the Grants hired one of those former slaves, whose name was also Julia, as a paid nurse.
The Ball State study found that the average American adult was exposed to five hours and nine minutes of live TV each day, almost 15 minutes of TV via a DVR device and 2.4 minutes of video on the computer.
Many adults now spend more hours of the day using laptops and phones than they do asleep, a survey has revealed. People spend an average of 8 hours 21 minutes sleeping a day â but spend an average of 8 hours 41 minutes on media devices. The majority (81 per cent) of smartphone users have their phones switched on all the time, even in bed, they said.