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Valdes said that many schools don't have mental health reasons listed for excused absences, according to WTVT.
HB315 specifies one mental health day per semester as an excused absence.
The goal is to help students with severe depression and anxiety and to prevent suicide, WTVT reported.
One high school senior said the mental health break would be a welcome relief.
"As a senior, I'm working to apply to colleges, finish my homework in IB classes and balance extracurricular activities," Renata Hupple told WFTS. "A mental health day would really help with that stress that's overloaded on us."
Oregon offers students five mental health days to be used over a three-month period, The New York Times reported.
Utah lawmakers said students can miss school for any illness, "which may be mental or physical." the Times reported.
As for the Florida proposal, it is still just that. The bill has just been submitted, but the discussion could come during the next legislative session when it begins in January, WFTS reported.