Yes, sleep bags are safe for newborns when they fit well, suit the room temperature, and follow infant safe-sleep rules.

Yes, size 0 diapers can fit smaller newborns, but many babies start in size 1 based on weight and the healing umbilical stump.

Yes, sit-in baby walkers raise injury risk and don’t help walking, say pediatric safety experts.

Straw cups build sipping skills and oral growth; spouted trainers work short term, but shift to straw or open cup as skills emerge.

No, sinusitis itself isn’t contagious to newborns, but the cold or flu virus behind it can spread and make a baby sick.

Yes, silver nursing cups are generally safe for babies when used between feeds and kept clean.

Yes, silk crib sheets are safe for babies when tightly fitted on a firm mattress and used with standard safe-sleep rules.

Yes, food-grade silicone feeding tools are safe for babies when used with warm foods, not high heat, and sourced from FDA or LFGB-compliant brands.

Yes, silicone baby toys are safe when made from food-grade silicone, sized for age, and compliant with toy safety standards.

Yes, silicone baby toothbrushes can be a gentle, safe starter tool when used with tiny fluoride paste under close adult supervision.