I may not always eat the right things but I have no problem eating a lot of things. (grin)
But many older people do. If you have older relatives or are a caretaker for someone, you may be interested in the 10 Signs That Older Adults are Not Eating Properly
As the study says, "When it comes to healthy aging, good nutrition is the first line of defense in keeping seniors strong and independent, according to the results of a recent study about the effect of nutrition on older adults."