The worlds best hospital - Mayo Clinic The right answers the first time Effective treatment depends on getting the right diagnosis Our experts diagnose and treat the toughest medical challenges The world's best hospital Mayo Clinic is the No 1 hospital in the world according to Newsweek Learn more about our top-ranked specialties
Depression (major depressive disorder) - Symptoms and causes Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest Also called major depressive disorder or clinical depression, it affects how you feel, think and behave and can lead to a variety of emotional and physical problems You may have trouble doing normal day-to-day activities, and sometimes you may feel as if life isn't worth living
Autism spectrum disorder - Symptoms and causes - Mayo Clinic Signs of autism spectrum disorder often appear early in development when there are obvious delays in language skills and social interactions If you're concerned about your child's development or think that your child may have autism spectrum disorder, talk with a healthcare professional about your concerns
Parkinsons disease - Symptoms and causes - Mayo Clinic Parkinson's disease can affect people's memory, language and reasoning skills The disease also can lead to dementia or other conditions that affect thinking These complications usually happen later in Parkinson's disease, and medicines usually have only a modest benefit in managing these symptoms Emotional changes and depression
Schizophrenia - Symptoms and causes - Mayo Clinic People with schizophrenia need lifelong treatment This includes medicine, talk therapy and help in learning how to manage daily life activities Because many people with schizophrenia don't know they have a mental health condition and may not believe they need treatment, many research studies have examined the results of untreated psychosis People who have psychosis that is not treated often
Heart failure - Symptoms and causes - Mayo Clinic Get the latest heart transplant-related health information from Mayo Clinic Sign up for free, and receive heart transplant and heart failure content, plus expertise on heart health
Alzheimers disease - Symptoms and causes - Mayo Clinic Overview Alzheimer's disease is the most common cause of dementia Alzheimer's disease is the biological process that begins with the appearance of a buildup of proteins in the form of amyloid plaques and neurofibrillary tangles in the brain This causes brain cells to die over time and the brain to shrink