Use good before the noun (good idea) or after a form of the verb "to be" (the food is good; the drinks are good; the party was good).
Use well after the verb - He sings well, they dance well, I didn't sleep very well.
There is one exception - when somebody asks "How are you?" native English speakers often say "Good!" or "I'm good!" Although this is not technically correct, it is much more common to say "I'm good" than "I'm well" in response to this question.
Yamsand complex carbohydrates and fiber deliver the goods gradually, slowing the rate at which their sugars are released and absorbed into the bloodstream. In addition, because theyandre rich in fiber, yams fill you up without filling out your hips and waistline. And one more benefit, yams are a good source of manganese, a trace mineral that helps with carbohydrate metabolism and is a cofactor in a number of enzymes important in energy production and antioxidant defenses.