They hate doctors. They don’t exercise enough. But they want to live forever.

Being middle-aged, sandwiched between the much-lauded millennials and the much-attacked baby boomers, is far from an ideal place on the demographic scale.

Now a new report says that Generation Xers, those between the ages of 36 and 51, don’t do enough to keep healthy, even as they claim they want to live to a ripe old age.