take its course

to continue along its way; [for a disease] to progress the way it normally progresses until it is cured naturally. There is really no good medicine for this. This disease simply has to take its course.

Common Names:

Name	Pronounced	Usage
Glenn	[glen]
Kiyoko	kee-yo-ko	Japanese
Ruta	RUW-tah	Polish
Mica	-	English
Ansgar	AHNS-gahr (German)	German, Swedish, Norwegian, Danish, Ancient Germanic
Traherne	-	Welsh