Virtually every American will be affected by the healthcare bill that President Obama is to sign into law, but most consumers have plenty of time to determine how the 2,400-page law will affect them, the Boston Globe reports. The law will take effect gradually, but a series of modest changes kicks in this year: tax credits to help small businesses purchase insurance for their employees, a $250 prescription drug rebate for seniors on Medicare who have hit a gap in their coverage, and a ban on excluding children from coverage because of preexisting conditions.