The signs and symptoms of using ice can include:

• Increased heart and breathing rate
• Trembling hands and fingers
• High blood pressure
• Overheating and excessive sweating
• Stomach cramps
• Blurred vision
• Bad headaches
• Dizziness
• Difficulty sleeping
• Reduced appetite
• Irritability and hostility
• Hallucinations
• Paranoia
• Psychosis
• Panic attacks
• Out of control aggression
• Itching, picking, scratching skin

The consequences of using ice may include:

• Paranoia
• Increased risk of stroke
• High risk of dependence (addiction)
• Chronic sleep problems
• Memory loss
• Blood-borne infections (like hepatitis C and HIV) through needle-sharing
• Anorexia
• Malnutrition
• Heart and lung problems
• Increased risk of kidney problems
• Depression
• Loss of ability to make decisions