The first three months. Sleep, feeding and finding your feet.
How much formula a baby needs by age and weight: a chart from newborn to 12 months, the 2.5 ounces per pound rule, the 32-ounce limit, hunger and fullness cues, and mixing and bottle rules for dads.
How to clear a baby's stuffy nose safely: saline and suction step by step, what to do without an aspirator, feeding and sleep when congested, cold remedies by age, what to avoid, and when to call the doctor.
Fever in babies, explained for the 2 a.m. dad: what temperature counts as a fever by method, the under-3-months rule, when to call vs go to the ER vs call 911, fever medicine rules, teething, shots and febrile seizures.
The best baby thermometers by age: why rectal comes first for newborns, when forehead and ear thermometers are OK, what the research says about no-touch models, how to clean them, and our 4 picks.
The best humidifiers for a baby's room, plus what actually matters: cool mist vs warm mist, ultrasonic vs evaporative, the humidity to aim for, the cleaning routine, where to put it, and why nothing but water goes in the tank.
RSV in babies explained for dads: how babies catch it, the breathing signs to learn, when to call the doctor or 911, what helps at home, and the two ways to protect your baby, including where the RSV shot stands for 2026-27.
The best mattresses for new dads and parents sleeping in short shifts: medium-firm support, motion isolation for night feeds, edge support for getting up, real certifications and long trials, plus the safe sleep rule that the baby sleeps in a bassinet.
The best white noise machines for babies, plus the safety rules most guides skip: how loud is too loud, how far from the crib, timers vs all night, and cords. Picks for the nursery and for travel.
How to burp a baby, step by step: the three positions the AAP recommends, how often to burp during bottle and breast feeds, what to do when your baby won't burp or falls asleep, and spit-up vs vomiting.
Why your newborn wakes the second you put them down, and how to get baby to sleep in a bassinet: timing the transfer, a simple night routine, swaddles, white noise and pacifiers, plus the safe sleep rules that come first.
What research says happens to a marriage after the first baby, why the fights start (sleep, chores, expectations), and what dads can do to keep the relationship strong, plus when to get help.
Which health screenings men need in their 20s, 30s, 40s, 50s and 60s, according to the U.S. Preventive Services Task Force and CDC, plus the vaccines new dads need and what insurance covers.
