May 3, 2011 2:24 pm Study: Fewer Women Getting Mammograms After a panel of experts suggested women start screening for breast cancer in their 50s, new research finds that doctors are recommending the procedure less for the 40-something crowd. US & World Videos 1:43 Traces of bird flu virus found in 1 in 5 samples of pasteurized milk, FDA says 2:42 Mother, surrogate celebrate a perfect ending to their long journey 1:12 Watch: Why vaccines are contributing to improved public health 1:53 The Helix School in San Rafael growing with the community 3:33 Bay Area sees slight improvement in air quality, annual report shows