"maintain healthy functioning" is correct and can be used in written English
You could use it in a sentence like "It is important to maintain healthy functioning of the body and mind through exercise and relaxation."
Hydration promotes and maintains healthy functioning of the larynx, especially in individuals that use the voice professionally [ 15].
The framework asserts that the cumulative burden of stress manifests as physiological dysregulation across multiple, interrelated systems involved in restoring allostasis and maintaining healthy functioning in the presence of internal or environmental demands.
The metabolic consequences of these altered mitochondrial ETC functions may be kidney-specific physiological characteristics that maintain healthy kidney function thereby supporting an extended lifespan in these animals.
A new study suggests that having an active sex life when you're older might help you maintain healthy brain function as you age. .
"It would continually assess conditions and provide stimulus patterns tailored to help maintain healthy organ function, helping patients get healthy and stay healthy using their body's own systems".
From these initial observations we might speculate that the age-related decline in GH may indeed help maintain healthy metabolic function if nutrient intake is restricted.
Proteins of the caspase-mediated apoptotic cascade are regarded as products of constituent housekeeping genes that are necessary to maintain healthy multicellular function [ 323].
Therefore the nucleus must monitor the status of the chloroplast and coordinate gene expression and synthesis of proteins to maintain healthy chloroplast functions.
Rodents, which live in an environment more prone to infection and liver injury, may require a higher metabolic demand (a component of which is the nutrient delivery per cell) to maintain healthy liver function than humans, which live in a relatively clean environment.
Learning is also proven to improve and maintain healthy brain function.
