This practice can be extremely dangerous as the heat generated cannot dissipate and the charger will become hotter and hotter. The likely result is that the pillow, covers, or your bed will catch fire. This places the sleeper, as well as everyone else in the home, in great danger without even realizing it.
Unfortunately, leaving your phone charging for hours at a time while you sleep isn't great for your battery and could cause its performance to decline before you're ready to trade in your phone. Discover why charging your phone overnight is bad, and how often you should be charging your phone instead.
Don't charge any electrical devices, including phones and tablets, on your bed or under your pillow while you sleep as they could overheat and cause a fire. If possible, avoid charging devices unattended or overnight, and when necessary only charge them on a hard surface such as a desk.
If the battery is simply being stored (not charged or discharged) in the room and it is in a proper protective case, then it is perfectly safe. If the battery is the type with removable caps, then care must be taken during charging due to the release of hydrogen gas during the charging process.
Keep your cell phone at least 3 feet away from your bed to limit radio frequency exposure. Turn your cell phone off before you go to bed (if you don't rely on your phone's alarm clock) Turn your phone on Airplane Mode.
Your phone's vibrations do more than wake you up, and electromagnetic radiation impacts your brain activity and can be harmful to the heart and brain. Moreover, the overall impact of using a phone near you before sleep is forked and should be kept at a distance if not switched off.
To watch movies or listen to playlists on your phone, download them first, then switch to airplane mode while you watch or listen. Don't sleep with your phone in your bed or near your head. Unless the phone is off or in airplane mode, keep it at least a few feet away from your bed.
Short answer: yes. At low levels of concentration, Hydrogen Sulfide smells like rotten eggs. At extremely high levels of concentration, Hydrogen Sulfide can result in unconsciousness or even death. Even at low levels of concentration, Hydrogen Sulfide can irritate the eyes, nose, throat, and respiratory system.
Avoid charging beyond 80 percent
Contrary to popular belief, you should not charge your iPhone 100 percent. While this used to work for older batteries, it is not ideal for lithium-ion batteries. They do not come with memory to calibrate, as such; they'll overheat once they hit 100 percent.
Charging My iPhone Overnight Will Overload the Battery: FALSE. The one thing all the experts agree upon is that smartphones are smart enough that they do not let an overload happen. Extra protection chips inside make sure that can't happen in a tablet or smartphone or even a laptop.
Blue light is harmful to your eyes.
The blue light emitted by your cell phone screen restrains the production of melatonin, the hormone that controls your sleep-wake cycle (aka circadian rhythm). This makes it even more difficult to fall asleep and wake up the next day.
Most people tend to hold their cell phones only about 8 inches from their faces. Not good. Try holding yours at least 16 to 18 inches away from your eyes to give your eyes a break. It might feel funny at first but shouldn't take long to get used to.
Modern electronics automatically stop pulling current once their batteries reach 100% charge. However, charging your smartphone to full each time isn't ideal for battery longevity.
Is it bad to charge your phone multiple times a day? No. Lithium-ion batteries like to be charged in short spurts, so plugging in for five-percent here and 10-percent there is not only fine, but advisable.
The battery dies quickly
On average, new smartphone batteries should last between five and eight hours on a full charge. Naturally, this depends on various factors, such as use frequency and the number of battery-draining apps.
A new, 100%-80% capacity iPhone battery can hold a charge for 8-20 hours, depending on how it's used. Sitting off in your pocket, it can last all day. Playing games and movies, it will last about a third of the day without a power source.
Since the iPhone's release, there has been a lot of speculation about the best way to care for an iPhone's battery, including the rumour that it needs a full charge before you should unplug it. This is actually false and is based on old technologies that were never a part of the iPhone's design.
To extend the lifespan of your battery, if the battery gets too warm, software might limit charging above 80 percent. Your iPhone will charge again when the temperature drops.
The vented battery gases, vapour and smoke are highly toxic and flammable and must not be inhaled.
Coming into contact with, inhaling or swallowing alkaline battery acid can cause the following: Possible eye damage, temporary loss of vision or blindness. Skin irritation or burning. Nose and throat irritation or coughing and shortness of breath upon inhalation.
Sulfuric acid is a highly corrosive chemical that is potentially explosive in concentrated form. It can cause severe skin burns, can irritate the nose and throat and cause difficulties breathing if inhaled, can burn the eyes and possibly cause blindness, and can burn holes in the stomach if swallowed.
Your phone should be left outside the bedroom when you decide to sleep. However, if you rely on your phone as an alarm clock, place it somewhere as far as possible from the bed, and turn off any notifications unrelated to the alarm clock.
Get to Know Airplane Mode
“Airplane mode”, also known as “flight mode,” is a setting on your wireless device that stops the microwave radiation emissions. It turns antennas to OFF. Learning how to use airplane mode is one of our most important tips.
We have strong evidence in that group that media use and technology before bed can lead to poor sleep.” Generally, however, tucking your devices away for the night an hour or two before bed is a good rule. That includes not just phones but also other devices and electronics.
Sleeping with your phone can disrupt your sleep cycle, stimulate your mind, and otherwise prevent you from getting a good night's sleep.