On A Kick Meaning

(idiomatic) Having a period of enthusiasm towards some activity.

Example: 1994, Marjorie L. DeVault, Feeding the Family: The Social Organization of Caring as Gendered Work, p. 145:
  And he is now on a kick of having me make orange juice, rather than buying the frozen concentrate.
2013, Kate Woodruff, Central Michigan Life, Fruitful beginnings: Students create plans for fruit business
  They have a great idea, especially since everyone is on a health kick lately.