Your arm aches because you might have been sleeping on one arm and putting to much pressure on it. Later, it might feel numb, or might ache. Also, it can happen to both of your arms.
Stretch your arm and keep bending your arm up and down
You will become very tired. May have a head ache or stomach ache.
Just try sleeping on your back, or maybe you can sleep on your belly and rest your arm around your head.
The cold air makes your muscles contract.
An ache in the arm that does not go away should be evaluated by a doctor. There are many reasons an arm could ache so it is important to be able to tell the doctor what you have been doing prior to it hurting.
if you sleep like that your arm relaxes and can break your nose
Turn over.
no not really but you will wake up with a huge head ache
Go see a doctor ASAP.
You are using the muscles too much. Rest them for awhile.
The real cause for pain in muscles is insufficient amount of oxygen pumped into lungs. The reason for this might be snoring, some nasal problems for taking proper inhaling or your habits of sleeping in awkward way.
yes it will because you will get pain in your arms and fingers if you do it often.
It hurted for about 3 days for me. But it edventually went away