Queen Elizabeth continues to set new precedents as she balances her duties as monarch with the realities of aging.

Primarily,Elizabeth’s health problemshave been what Buckingham Palace calls “episodic mobility problems,” perNBC News.

Health-wise, the queen has had her share of ups and downs over the past few months.

Queen Elizabeth smiling

Back in June, royal fans were excited to see Elizabeth return to herfavorite pastimeof horseback riding.

After thequeen’s mobility problemsprevented her from officially opening Parliament, Buckingham Palace revised her job description.

This desire, combined with her health challenges, may result in an historic first for the monarch.

Boris Johnson and Queen Elizabeth shaking hands

Previously, the queen preferred to travel, allowing the new political leader to focus on their new role.

“The queen has now been advised not to travel.

In addition,The Daily Telegraphreports that the monarch hasn’t attended Crathie Kirk, the local church.

Queen Elizabeth smiling and Prince Charles watching the Braemar Games

In past years, Elizabeth’s car was seen weekly as she attended services there.

This lack of visibility has fueled speculation about her health.

Also,Prince Charles' recent Balmoral visitshave added to concerns.

“Everyone thinks they normally see each other all the time, but they don’t.”

Royal watchers are now looking to the upcoming Braemar Games as an indication of the queen’s well-being.