Alarm clocks have been in use for centuries because they solve a real problem—ensuring we wake up on time. Their utility is undeniable, and many of us would probably have a hard time making it to work every day without one.
Why should we not use alarm?
Waking up abruptly can cause higher blood pressure and heart rate. Besides increasing your blood pressure, an alarm can add to your stress levels by getting your adrenaline rushing. The solution to this health-harming problem is to instead try gradually waking up to natural light.
Why do we wake up to alarms?
Sound alarm clocks shock our brain and bodies into waking. If you are still in a deep stage of sleep, this will feel even more shocking to your system, to the point that it can increase heart rate and blood pressure, as well as cause your body to secrete adrenaline.
Why should we use an alarm clock rather than a phone?
Traditional Alarm Clock Simply look up at them in bed and youll get what you need from them — unlike a phone that tempts you into checking a few things before going back to sleep. Alarm clocks wont keep you up at night and most certainly wont harm your sleep in any way. Alarm clocks are also incredibly reliable.
Can I use my phone as an alarm?
Android. For Android devices, the built-in Clock app can schedule one-time alarms and weekly repeating alarms. Its possible to create multiple alarms and turn them on or off individually.