Dangerous 'this disease' signal?

I thought it was just a simple sign of aging...

It is natural for the body to age as we get older~

So, many people tend to endure and overlook even when uncomfortable symptoms appear in their bodies.

However, it might unexpectedly be a sign of an illness.

The three main examples are as follows~

If you have these symptoms, be sure to seek medical treatment at a hospital~

Indigestion → Gallstones

◇ Blurred vision → Floaters

◇ Rapid weight loss → Inflammatory lung disease