Researchers have found that pregnant women who drink three or more cups of coffee a day may be harming their unborn child.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/too-much-coffee-may-double-risk-cot-death
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/statesman-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health