Possibly disorientation...if it continues take him to the vet. Dogs tend to go through disorientation ever so often. Expecially if they just woke up from a long nap and after traveling.
Jerking head are a simple motor tic
Tenets.
what is asynchronous jerking of legs and head at sleep onset
They can cause both emotional and physical pain (such as head jerking or jaw snapping)
jerking on honda civic after fixing head gasget, water pump and timing belt especially at speed over 65 miles .. it's one of my problems right now.. what is it experts?
in their head
no......................
Blood can rush to a dogs' head just as it can in humans. You want to be careful when playing with dogs so this will not happen and it will not confuse your dog.
A dogs ears
nope
because the way the dogs head is shaped
Metal Head happened in 1995.