There is an expectation that people will schedule a colonoscopy when they turn fifty. I am a tad late, but today I signed the necessary waivers and closed my eyes. While the twins were awash with sympathy when they heard I could not eat the day before most of my peers nodded in recognition. They too had already endured the procedure and drunk the lemonade.
Insurance companies customarily spring for the associated costs because everyone can do the math. One morning as an outpatient is significantly less money than months of full blown oncology. Colon cancer is easily prevented with a teensy camera and a sharp scalpel when used early. Getting screened can improve your chances of sticking around into your eighties.
There are tests for marital unhealth as well.
Prepare/Enrich is one of a dozen that can offer an assessment early in a relationship. For the price of dinner out you can become alerted to danger signs when they are small enough to respond to a few snips. It can increase your chances of sticking together.