Treat your voice as though you were an athlete training for a marathon. You've got to warm up the vocal cords before singing or speaking, just as a dancer or runner would. This article by DukeHealth has some easy, simple suggestions.
Vocal misuse is using the voice in a way that causes it to be injured, such as yelling or loud talking. Read more at:
If you'd like monthly tips on keeping your voice healthy, here
are more resources from All About Voice.