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A 13-year study on adult men conducted in Switzerland suggested that cellphone use may be linked to a lower concentration of sperm and lower sperm count. Davis suspects that sperm are particularly ...
The HPA also says that due to the mobile phone's adaptive power ability, a DECT cordless phone's radiation could actually exceed the radiation of a mobile phone. The HPA explains that while the DECT cordless phone's radiation has an average output power of 10 mW, it is actually in the form of 100 bursts per second of 250 mW, a strength comparable to some mobile phones.
Amazon Alexa, or, Alexa, [2] is a virtual assistant technology largely based on a Polish speech synthesizer named Ivona, bought by Amazon in 2013. [3] [4] It was first used in the Amazon Echo smart speaker and the Amazon Echo Dot, Echo Studio and Amazon Tap speakers developed by Amazon Lab126.
In June 2018 the Amazon Echo Show was released to the public as a device with a 7-inch screen used for streaming media, making video calls and the use of Alexa. The second generation of the device was made available in November 2018 and features a 10-inch screen with improved speakers.
Alexa-powered Echo devices can also make phone calls, either to numbers in your contact list (which can be imported into the Alexa app) or any number you ask Alexa to dial. One exception: 911.
According to Livdahl, the device — via Alexa's voice — encouraged the participating user to touch a metal coin into an active electrical outlet and gave a 20-second time limit. "Here's ...
In 2011, the WHO/International Agency for Research on Cancer (IARC) has classified radio frequency electromagnetic fields as possibly carcinogenic to humans (Group 2B), based on an increased risk for glioma and acoustic neuroma associated with wireless phone use. The group responsible for the classification did not quantify the risk.
These recommendations include limiting daily screen time to one hour, and no screen time at all before the age of two years. They also include three hours of physical activity daily from the age of one year, 14–17 hours of sleep for infants, and 10–13 hours sleep for three year-olds and older.