Agitation: A state of increased tension with episodes of emotional and physical irritability.
Anxiety: A feeling of apprehension, and fear without apparent stimulus that is associated sometime with somatic responses
Drug-related conditions: Medical conditions related to drug usage, including adverse reactions, intoxication, and overdose.
Irritability: Excessive feelings of annoyance or frustration.
Mental health conditions: Medical conditions related to mental health, emotions, behavior, personality, psychology, psychiatry, and so on.
Shaky hands: A condition which is characterized by shaking of the hands
Sleep disturbance: Sleeping difficulty, called insomnia, can involve difficulty falling asleep when you first go to bed at night, waking up too early in the morning, and waking up often during the night.