No, travel insurance is not. They don't even ask health questions. The cost is based on the cost of your trip, and can be as little as $50-$100 for a decent plan on a $5k trip, and about $500 for a year.
They might not ask health questions, but if you're not careful and don't disclose anything material, they're probably going to find a way to get out of paying when it comes to it.
Travel insurance for older people with prior conditions can be expensive. My parents visited the US for a few weeks and their insurance cost something like $800 with a $500 deductible. Wasn't even that good either, with a stack of pages with terms and conditions. Fortunately they didn't have to use it.
In Germany, I pay about 12 USD per year for a travel insurance that covers an unlimited number of trips up to two months each, including repatriation if medically advised.
This article is about people who've had cancer at some point in their lives, even if they're currently cancer free and not having any treatment. That's what the FCA report focused on, but this problem affects 15 million people in the UK.