Buckingham Palace said King Charles experienced "temporary side effects" that would require a short period of observation in hospital - meaning he needed to cancel his engagements for tomorrow

The Palace's statement has raised concerns about the monarch's health and how he is able to balance his royal duties as he battles an illness

King Charles III was hospitalized for observation on Thursday after experiencing “temporary side effects,’’ related to a scheduled cancer treatment, Buckingham Palace said in a statement. His engagements for Thursday afternoon and Friday were canceled.

Buckingham Palace says King Charles III was hospitalized for observation on Thursday after experiencing “temporary side effects,’’ related to a scheduled cancer treatment

King Charles III was briefly hospitalized Thursday amid ongoing medical treatment for cancer, according to Buckingham Palace.