But a man may not have any of these symptoms and still have prostate cancer, says Gerald Chodak, MD, a Chicago urologist and author of Winning the Battle Against Prostate Cancer: Get the Treatment That is Right for You (Demos Health).
I had no idea there was so much discrepancy in opinion. Newborn is 0-3 months. Infant is 3-24months. Toddler is 2 until 4. 4-5 is preschooler. At 8-12 they become a tween. Teen is 13-18. Young adult is 18-29. 30-65 is middle age. 65+ is a senior.
And think about how much more confident you will be at your baby's next graduation - when she becomes a toddler... General definitions for the ages and stages of a child include: Newborn or Neonate - birth to 28 days. Infant - 1 to 12 months. Toddler - 1 to 3 years. Preschooler - 3 to 5 years.