Anxiety Support Group
Anxiety is a physical condition marked by intense and persistent feelings of distress, fear, angst or dread. General anxiety caused by routine day-to-day stresses usually passes quickly and is experienced by almost everyone at one time or another. However, such feelings that linger over time and are very difficult to cope with, and which lack a clear cause, may indicate...

for what it's worth
i based a science fiction attempt on those scalp tingles. it's how the aliens invade our brains. . . it didn't cure the tingles, but at least now i experience them with a bit of a grin. welcome back, et.
Only you can figure out if it's anxiety or something else.
No one is qualified to provide medical advice or suggestions through on-line anonymous support groups.
You might try massaging that area or lightly scratching it but everyone else is right, we are not medical professionals. I find it most helpful to stop that "I am going to die" thinking when it starts up. That fear based stuff can be so mentally draining. Every human probably does it to some degree of another but it isn't good for us.