"It's very safe to sleep with your baby unless you sleep with your baby drunk or on a small couch", and
"It's very dangerous to sleep with your baby especially if you sleep with your baby drunk or on a small couch"
That last bit is right and a study found "The risk associated with being found in the parental bed was not significant for older infants (>14 weeks) or for infants of parents who did not smoke and became non-significant after adjustment for recent maternal alcohol consumption..."
"It's very safe to sleep with your baby unless you sleep with your baby drunk or on a small couch", and
"It's very dangerous to sleep with your baby especially if you sleep with your baby drunk or on a small couch"
That last bit is right and a study found "The risk associated with being found in the parental bed was not significant for older infants (>14 weeks) or for infants of parents who did not smoke and became non-significant after adjustment for recent maternal alcohol consumption..."
See
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC28288/
Anyone who has shared a bed with a cat or small dog would note that you never roll over and crush it.