Attention-Deficit / Hyperactivity Disorder   Conditions with Similar Symptoms View Conditions   Drug Monographs Antidepressants Beta-Adrenergic Blockers Dextroamphetamine Methylphenidate Pemoline   Herb Monographs Chamomile, German Evening Primrose Flaxseed Kava Kava Lavender Lemon Balm Linden Passionflower   Supplement Monographs Alpha-Linolenic Acid (ALA) Flaxseed Oil Gamma-Linolenic Acid (GLA) Omega-3 Fatty Acids Omega-6 Fatty Acids   Learn More About Acupuncture Homeopathy Massage Therapy Nutrition Western Herbalism	Home  > Conditions > Attention-Deficit / Hyperactivity Disorder > Symptoms Conditions with Similar Symptoms as Attention-Deficit / Hyperactivity Disorder Below is a list of symptoms of this condition and the other conditions that could cause them.   behavior, impulsive Stress concentration, lack of Anxiety Cancer, Brain Chronic Fatigue Syndrome Depression Diabetes Mellitus Post-traumatic Stress Disorder Premenstrual Syndrome (PMS) hyperactivity Depression Thyroiditis memory impairment Alzheimer's Disease Chronic Fatigue Syndrome Dementia Fibromyalgia Hyperparathyroidism, Primary Multiple Sclerosis Sleep Apnea restlessness Alzheimer's Disease Common Cold Depression Headache, Migraine social dysfunction Alcoholism Anorexia Nervosa Stress