Nikki Bella left WWE due to a neck injury that required surgery and recovery.
Brie Bella left WWE to focus on starting a family with her husband, Daniel Bryan.
Both Bella twins expressed a desire to explore opportunities outside of professional wrestling.
The demanding schedule and physical toll of wrestling played a role in their decision to leave.
Nikki Bella pursued various business ventures, including her own fashion line and reality TV shows.
Brie Bella ventured into entrepreneurship, launching her own beauty and lifestyle brand.
They both expressed a need for a break and time to recharge after years of wrestling.
The Bellas wanted to explore other creative outlets and projects beyond wrestling.
Nikki Bella's engagement to and eventual split from fellow wrestler John Cena influenced her decision to leave WWE.
Both sisters have expressed a fondness for WWE and have not ruled out the possibility of returning in the future.