Will you be co-sleeping with your baby? What are the benefits, short and long term, to co-sleeping? Is co-sleeping safe? What constitutes a safe sleeping environment regardless of where baby sleeps? Does co-sleeping effect your babies ability to fall asleep in his/her bed when older? Is there a correlation between co-sleeping and SIDS? Dr. Fredrick Johnson, Chief of Pediatrics at Sharp Mary Birch Hospital is this week's PregTASTIC expert.