Yes, a baby can be hidden in an ultrasound when views are poor or too early, but routine scans work well once timing and angles are right.

No, a baby is rarely formally diagnosed with autism; reliable diagnoses usually happen by age 2 after specialist evaluation.

Yes, a baby can show constipation with diarrhea when liquid stool leaks around hard poop or illnesses alternate the pattern.

Yes, a baby can be overweight when weight-for-length percentiles run high across several visits, not from one weigh-in.

Yes—babies can have excess weight by growth-chart percentiles; decisions hinge on weight-for-length, feeding patterns, and health signs.

Yes, a baby can be too cold at night; use safe layers and a comfy room so your baby keeps steady core warmth during sleep.

Yes, in rare cases of extreme macrosomia, a planned cesarean is advised; most big babies can still be born vaginally.

No, a baby being very active in the womb is usually normal; seek care fast if fetal movement drops, stops, or shifts suddenly.

Yes, babies can teethe without visible teeth; teething signs often start days before a tooth erupts and timing varies widely.

Yes, some babies start teething at 3 months, though most cut their first teeth closer to 6 months.