What are patent signs of someone using crystal meth?

What are patent signs of someone using crystal meth?
What are the symptoms of crystal methamphetamine use?
Dilated pupils and rapid eye movements
Clammy, flushed skin
Increase surrounded by body metabolism, heart rate, and blood pressure
Jitteriness, twitching, and muscle spasms (especially apparent surrounded by the face, mouth, and neck)
Loss of interest in typical activities similar to eating, drinking, sex, and sleeping (a user on a run or binge can stay awake for up to a couple of weeks at a time)
Compulsive and repetitive demeanour (e.g., picking at one's skin, overzealous cleaning or grooming behaviour, tooth grinding)
Hyper alertness
Mental confusion
Inability to focus on one errand
Rapid speech
Agitated, anxious, irritable, hostile, aggressive, or even violent way of life
Cracked lips
Skin rash or sores from scratching and itching
Extreme cargo loss (during a meth run, the user will not eat or sleep for several days)
God bless...
the most open is the staying up for days on end. That's a huge indicator.
They can't sit still and they speak real hasty !
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