5 fast facts about echidnas. Echidna spines are actually a special type of hair.; Echidnas don't have very good vision, but they have a strong sense of smell and hearing.; When they feel ...

"The Facts of Life" starred Lisa Whelchel, Kim Fields, Nancy McKeon, Mindy Cohn and Charlotte Rae. The hit sitcom aired aired from 1979 to 1988 on NBC.

The Facts about Cholesterol. Can You Burn Off Cholesterol? Cholesterol is a type of lipid, just as fats are. However, unlike fat, cholesterol can't be exercised off, sweated out or burned for energy.