Good Question: How Much Sleep Do We Need?Wayzata Schools voted last night to let their high school students sleep in a little longer next year. Studies have shown many teenagers don't get nearly the amount of sleep they need. So, how much sleep do people need? Good Question.
Good Question: How Often Should Mattresses Be Changed?A WCCO viewer named Marilyn heard a recent mattress commercial claim dust mites can double the weight of our mattress after eight years, which is when it should be replaced. She wanted to know: Is this a gimmick or should we follow their advice? The answer differs depending on the expert asked.

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