Overindulgence (noun)

The act of allowing oneself too much of something, especially food or drink, or of giving in too much to one's desires or emotions.

Origin:

Early 19th century, from over- + indulgence.

Examples:

1. His overindulgence in alcohol was a concern for his health.
2. Her overindulgence in sweets led to weight gain.
3. The children's overindulgence in screen time resulted in poor sleep habits.
4. Their overindulgence in spending resulted in financial difficulties.
5. My overindulgence in my favorite hobby had a negative impact on my relationships.