March 14 (Bloomberg) — President Barack Obama's health care law is fueling an explosion in early television advertising before November's congressional elections, with close to half the commercials attacking the measure.

More than 66,000 ads in U.S. House and Senate races aired through March 9, more than triple what candidates and allied groups aired during a comparable period four years ago, according to New York-based Kantar Media's CMAG, which tracks advertising.

Most of the ads spotlight health care, underscoring how the Affordable Care Act — Obama's signature domestic achievement — may become a defining issue determining whether Republicans maintain control of the House and Democrats keep their Senate majority for the last two years of his presidency.

Complete your profile to continue reading and get FREE access to BenefitsPRO, part of your ALM digital membership.

  • Critical BenefitsPRO information including cutting edge post-reform success strategies, access to educational webcasts and videos, resources from industry leaders, and informative Newsletters.
  • Exclusive discounts on ALM, BenefitsPRO magazine and BenefitsPRO.com events
  • Access to other award-winning ALM websites including ThinkAdvisor.com and Law.com
NOT FOR REPRINT

© 2024 ALM Global, LLC, All Rights Reserved. Request academic re-use from www.copyright.com. All other uses, submit a request to [email protected]. For more information visit Asset & Logo Licensing.