Feeling sad or down
Confused thinking or reduced ability to concentrate
Excessive fears or worries, or extreme feelings of guilt
Extreme mood changes of highs and lows
Withdrawal from friends and activities
Significant tiredness, low energy or problems sleeping
Detachment from reality (delusions), paranoia or hallucinations
Inability to cope with daily problems or stress
Trouble understanding and relating to situations and to people
Problems with alcohol or drug use
Major changes in eating habits
Sex drive changes
Excessive anger, hostility or violence
Suicidal thinking
Low energy
Headaches
Upset stomach, including diarrhea, constipation, and nausea
Aches, pains, and tense muscles
Chest pain and rapid heartbeat
Insomnia
Frequent colds and infections
Loss of sexual desire and/or ability
Difficulty falling asleep at night
Waking up during the night
Waking up too early
Not feeling well-rested after a night's sleep
Daytime tiredness or sleepiness
Irritability, depression or anxiety
Difficulty paying attention, focusing on tasks or remembering
Increased errors or accidents
Ongoing worries about sleep
Symptoms
Hopeless outlook
Lost interest
Increased fatigue and sleep problems
Anxiety
Irritability in men
Changes in appetite and weight
Uncontrollable emotions
Looking at death
Hopeless outlook
Lost interest
Increased fatigue and sleep problems
Anxiety
Irritability in men
Changes in appetite and weight
Uncontrollable emotions
Looking at death
Low energy
Headaches
Upset stomach, including diarrhea, constipation, and nausea
Aches, pains, and tense muscles
Chest pain and rapid heartbeat
Insomnia
Frequent colds and infections
Loss of sexual desire and/or ability