Activities of Daily Living (ADLs) include everyday actions such as eating, dressing, personal hygiene, and mobility that are necessary for independent living.

Geriatrics is the medical specialty that focuses on the health, diseases, and specific needs of older people.

Parkinson's disease refers to a neurodegenerative disorder of the nervous system that leads to muscle stiffness, tremors, slowness of movement, and other motor problems.

Nursing assessment refers to the systematic evaluation and appraisal of a person's nursing needs, including physical, psychological, and social aspects, in order to plan and implement appropriate nursing care.

Sleep refers to the natural state of physical and mental rest and rejuvenation that a person needs to restore physical and mental energy and support various important bodily functions.

Pain refers to an unpleasant sensory and emotional experience associated with actual or potential tissue damage.

Somatoform symptoms refer to physical complaints or symptoms for which no medical cause can be found, and which are often associated with psychological factors or stress.

Development refers to the process of growth, change, and maturation of a person throughout their life.

Long-COVID or Post-COVID syndrome refers to persistent and long-term symptoms that people may experience after having COVID-19, even after the acute phase of the illness has passed. These symptoms can affect various areas, including physical health, emotional well-being, and cognitive functions.