Usually, REM sleep happens 90 minutes after you fall asleep. The first period of REM typically lasts 10 minutes. Each of your later REM stages gets longer, and the final one may last up to an hour. Your heart rate and breathing quickens. You can have intense dreams during REM sleep, since your brain is more active. Babies can spend up to 50% of their sleep in the REM stage, compared to only about 20% for adults.
Router Types. Take a gander at the full selection of flashed or enhanced WiFi routers, pre-installed with upgraded security firmware. From DD-WRT to Shibby Tomato, Wireless-N and Wireless-AC, find the best version of the best wireless routers on the market only at FlashRouters. Linksys WRT3200ACM AC3200 DD-WRT FlashRouter 1Review(s) Reg.
The first generation of wireless routers was âb,â followed by âg,â and now ânââthe newest generation. The primary difference among the router standards is speed (more on that in a bit) and range. You wonât find many âbâ routers available anymore (except on eBay, perhaps) because itâs old technology. If youâre currently using âbâ routers on your network, you should consider upgrading. Single band vs. Dual band. Wireless communications operate in two bandsâ2.4GHz and 5GHz. Routers based on 802.11b and 802.11g standardsâand some ânâ routersâuse the 2.4GHz band; however, the 802.11n standard allows wireless devices to use the 5GHz or 2.4GHz band.