Physical Muscle tension, backache, headaches, exhaustion, upset stomach, ulcers, hair loss, irregular heartbeat, shortness of breath, chest pains, sweaty palms, skin problems, jaw pain, reproductive problems, feeling rundown and getting more colds and flu. Psychological Sleep disturbances, depression, anxiety, panic. Behavioural Poor concentration, lethargy, aggression, substance abuse. Emotional Lack of confidence, poor concentration, irritability, memory problems, fear, frustration, loss of interest, mood swings.