For example, fathers' smoking in the same room as the infant increased the risk of crib death 8.5 times.
The greater the babies' exposure, the higher their risk of crib death, they found.
That it was a crib death, something no one could help or foresee.
There was a baby some years back, a crib death.
It was, he realized, about to suffer a crib death.
Seems like a crib death or two struck now and then.
But for the most part, the cause - or more likely, causes - of crib death are largely unknown.
Maternal smoking has also been identified as a risk factor for crib death.
Most of the siblings later said they first thought it had died from crib death.
"How does a baby's head and arms look when a baby dies of crib death?"