'All That' Star Christy Knowings Dies at 46, Cause Revealed

A woman named Christy Knowings was an actress on a funny TV show for kids called 'All That.'

The show was on Nickelodeon, a channel many children watch.

Sadly, Christy got very sick.

She had an asthma attack, which is when it becomes hard to breathe.

The attack caused damage to her brain.

She was taken to the hospital on a Friday.

Doctors had to use a machine called life support to keep her body working.

On Tuesday night, she was taken off that machine.

She passed away shortly after that.

She was 46 years old, and her aunt shared the sad news with people on Facebook.