No, newborns mostly breathe through the nose; mouth breathing is limited early but possible and improves by a few months.

No, most infants aren’t truly nearsighted; early vision favors 8–12 inches as the eyes and brain mature.

Newborns mainly use the nose for breathing early on, yet they can switch to the mouth when needed or when the nose is blocked.

Babies seem warm because skin runs toasty, while normal core sits near 36.5–37.5 °C with still-maturing heat control.

Yes, babies are more prone to illness because their immune defenses are still maturing and some infections hit infants harder.

Yes, many infants seem gassier at night due to evening cluster feeds, immature digestion, and swallowed air; seek care for red-flag symptoms.

Yes, teething can change sleep patterns in babies, but extra sleep is not guaranteed and many infants actually wake more often.

Many babies babble “dada” earlier, but the first clear word can be either, usually near 12 months.

Yes, most infants extract milk more effectively than pumps, though fit, suction settings, and technique can narrow or reverse the gap.

Yes, teething can trim appetite for a short spell, mainly solids, while milk intake usually stays close to normal.