3 Months Old
What to expect at 3 months old: milestones, growth, and gear.
At 3 months old, your baby is developing fast. Here are the milestones to watch for.
Milestones
- Pushes up on forearms
- Tracks objects
- Holds head steady
Frequently asked — 3 Months Old
What milestones should I expect at 3 months old?
Common milestones include: Pushes up on forearms; Tracks objects; Holds head steady. These are typical ranges — reaching them a bit earlier or later is usually normal. Contact your pediatrician if your baby misses several milestones for their age or loses skills they had.
How much should 3 months old sleep?
Around 14–17 hours/day (in fragments), typically with 4–5 naps during the day. Sleep needs and patterns vary, and regressions are common around 4, 8–10, and 18 months. Always follow safe-sleep rules: on the back, on a firm flat surface, with nothing in the sleep space, for the first year.
What and how much should 3 months old eat?
Breast milk or formula only, on demand (about every 2–4 hours). No water, juice, or solids are needed before about 6 months. Follow your baby’s hunger and fullness cues.
Gear for this age
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