This severe mental disorder in children involves hallucinations, delusions, and disordered thinking and behavior that can impair the ability to function.
Disease
Idiopathic hypersomnia
Learn about this sleep condition that causes extreme sleepiness during the day and trouble waking up from sleep.
Disease
Social anxiety disorder (social phobia)
Learn more on this disorder where everyday interactions cause significant worry and self-consciousness because you fear being judged negatively by others.
Disease
Complicated grief
In complicated grief, painful emotions of loss don't improve with time and are so severe that you have trouble recovering and resuming your own life.
Disease
Drug addiction (substance use disorder)
Drug addiction affects your brain and behavior to the point where you can't control your use of legal or illegal drugs, even when you know they cause harm.
Disease
Narcissistic personality disorder
This mental disorder includes an unreasonably high sense of importance, a need for excessive admiration, fragile self-esteem, and troubled relationships.
Disease
Intermittent explosive disorder
This mental health condition involves sudden bouts of impulsive, aggressive, violent behavior or verbal outbursts that cause major distress in life.
Disease
Viral gastroenteritis (stomach flu)
This condition, often called stomach flu, is usually harmless, except for infants and people with immunosuppression. Symptoms can usually be managed.
Disease
Wheat allergy
Learn about the causes, symptoms and treatment of wheat allergy and how they differ from those of celiac disease. Managing either condition means avoiding wheat.
Disease
Small vessel disease
Also called coronary microvascular disease, this type of heart disease can be hard to detect. Know the symptoms and how it's diagnosed and treated.
Disease
Diabetic hypoglycemia
Low blood sugar can make you feel awful, and it can be dangerous. Learn about symptoms and treatments for people with diabetes who have low blood sugar.
Disease
Pubic lice (crabs)
Pubic lice (crabs) are an itchy, but treatable, nuisance. Find out how to spot and treat this common sexually transmitted infection (STI).