Incidence not known. 1  Chest discomfort. 2  difficulty swallowing. 3  hives or itching.  increased 1  sweating. large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs.  loss of 1  consciousness. noisy breathing.  slow or irregular 1  heartbeat. swelling of the  joints.
Keep in mind that your Apple Watch must be charged at least a little bit before will power on. How to turn off the Apple Watch. Press and hold the side button until you see the power down menu appear. Once it does, drag the Power Off slider to the right to turn the watch off.
Slightly more familiar is the airplane icon, which means you've got your Apple Watch in Airplaine Mode. WiFi will be turned off but non-wireless features will remain available. Like Do Not Disturb, you can turn Airplane Mode on or off by swiping up from the bottom of the screen to access Glances.