Geriatrics or geriatric medication may be a specialty that focuses on health care of older people. It aims to push health by preventing and treating diseases and disabilities in older adults. there's no set age at that patients are also underneath the care of a specialist or geriatric MD; a MD United Nations agency makes a specialty of the care of older people. Rather, this call is set by the individual patient’s needs, and therefore the availableness of a specialist. It’s vital to notice the distinction between gerontology, the care of aged people, and geriatrics, that is that the study of the aging method itself. Cognitive disorders square measure a class of mental state disorders that primarily influence learning, memory, perception, and drawback determination, and embody blackout, dementia, and delirium. Whereas anxiety disorders, mood disorders, and psychotic disorders can even have an effect on psychological feature and memory functions, the DSM-IV-TR doesn't contemplate these psychological feature disorders, because loss of cognitive function is not the primary (causal) symptom. Causes vary between the various sorts of disorders however most include damage to the memory parts of the brain. Treatments rely on however the disorder is caused. Medication and therapies square measure the foremost common treatments but, for a few sorts of disorders like amnesia, treatments will suppress the symptoms however there is presently no cure.