The phrase "a result of constant" is not complete and lacks context, but it is grammatically correct and can be used in written English.
You can use it when discussing outcomes or effects that stem from something that is ongoing or unchanging.
Example: "The changes in the ecosystem are a result of constant human activity in the area."
Alternatives: "an outcome of continuous" or "a consequence of ongoing".
He draws an analogy with sport, where players pick up physical injuries as a result of constant strain.
Ms. Moghimi, a 30-year-old mother of two, is rail-thin, a result of constant dieting and aerobics and swimming classes at a swank women-only gym that doubles as a social club.
Last year, Amtrak — which says ticket prices and fees cover about 88 percent of its operating costs — lost more than $450 million, mostly a result of constant maintenance of tracks and bridges that are decades old.
The bearded superstar has been out of action for around 9 months as a result of constant concussion symptoms and is now urging WWE to give him the go-ahead on social media.
The mosaic is baffling in its complexity: the cultures have interpenetrated one another as a result of constant migratory movements and through intertribal relations, leading to the obliteration of formerly significant differences, and to new cultural systems made up of elements of heterogeneous origin.
The success of Shoprite in Nigeria is in part a result of constant tweaks to its supply chain.If you can make it there…As understanding of the Nigerian market improves and competition drives down costs, the reach of big consumer-goods brands is likely to increase.
As a result of the constant visitors to the house following his daughter's disappearance and death, he said they were not able to grieve properly.
It's to the Manic Street Preachers' eternal credit that they've never been less than interesting, possibly as a result of their constant struggle to square a desire for mass acceptance with an equally voracious urge to provoke.
Unfortunately, they are unable to stay on track due to lack of sleep as a result of the constant drumming coming from the Gowanus Arts Building".
"As a result of this constant tension that existed between the White House and the State Department about who was going to be responsible for national security and foreign policy, we got very little done".
Over that time the conflict has left more than five million dead and churned up hundreds of thousands of refugees, a result of the constant battle for control over the country's abundant supply of precious minerals.
