No, a baby with RSV should not sleep on the stomach; back sleeping on a firm crib surface lowers breathing and SIDS risks.

Yes, a baby’s back teeth can come first, though most babies still get front teeth before molars.

Yes, baby canine teeth can come in first, but this teething order is uncommon and usually still within a healthy range.

No, teething alone does not bruise a baby’s cheeks, but it can cause redness, rash, and soreness around the mouth.

Yes, a baby’s eye color can change through the first few years of life.

Yes, a baby’s eye color can shift from brown to green in rare cases, but most truly brown eyes stay brown as melanin builds in the iris.

Yes, a baby’s dark eyes can lighten in the first years as melanin levels settle, though deep brown eyes usually stay brown.

Yes, a baby can test positive for THC from breast milk when a breastfeeding parent uses cannabis and the infant absorbs THC over time.

Most babies do not start teething until around 4–7 months, so a 6-week-old is unlikely to be teething yet, though drooling and fussing can still appear.

Yes, a baby can start teething at 4 months, though many babies cut their first tooth closer to 6 months.