Some scientists say the Monday blahs may be rooted in the human biological clock. Is Monday morning a difficult time for you? Are you less productive on Mondays than on other days of the week?

To register your opinion, call SUNDIAL at 783-1800 (or 286-7736 in Anne Arundel County) today through midnight. It's a free call. After you hear the greeting, you'll be asked to punch in a four-digit code on your touch-tone phone. Punch 4600 and you'll be connected with "It's Your Call," The Evening Sun's phone survey on topical issues.

Look for results in tomorrow's Accent.