• Court says thimerosal did not cause autism
• Women on the pill may live longer
• People with variable blood pressure at stroke risk
• Guidelines: Do medical tests later, less often
• Experts say US doctors overtesting, overtreating
• Study faults long-term use of drugs for bones
• CDC uses shopper-card data to trace salmonella
• Study suggests too many invasive heart tests given
• Panel: Women need chance to avoid repeat C-section
• Study: those who stay fit have longer sex lives