The phrase 'healthy influence' is a perfectly correct and usable phrase in written English and can be used to refer to a person or thing which has a positive, beneficial effect.
For example, "My mother has been a healthy influence in my life, always encouraging me to make the best of myself."
The new star's presence has a healthy influence on nearly everything around her.
As is the case in so many areas of American life, the Obama administration is likely to have a positive and healthy influence on American religion.
But, intentionally or not, he has assumed the role of an outsider and that, coupled with the brilliance of his work, has exerted a healthy influence on an inward-looking industry.
This is possibly because friends can have a healthy influence on your daily behaviors, according to the researchers.
With its gloomy home corridors, it's easy to see P.T. had a healthy influence in its presentation, and parallels have been drawn between its decrepit setting and those seen in The Texas Chainsaw Massacre and The Hills Have Eyes.
This came as Robert Kennedy commented that he would support Johnson as the nominee, even though his views more closely resembled McCarthy's, predicting that the campaign would have a "healthy influence" on Johnson, whom he picked to ultimately win the nomination.
The distribution showed that gender and perception of oneself as healthy influences GSQ in this sample.
A year after "Feel the Love", his debut album, Tribute – which mixed a healthy Motown influence with lashings of hyperactive blue-eyed soul – went to No 1, and sold upwards of 300,000 copies.
How do participants' views on healthy behaviors influence their everyday lives?
The desirability of a strong foot as the foundation of a healthy body influenced the theories of such nineteenth-century figures as Sebastian Kneipp, a Bavarian Catholic priest who advocated walking barefoot in wet grass, on wet stones, and through snow.
The attitude that tanning is a healthy behavior influenced outdoor tanning.
