Hi, I'm Dr. Leslie.

I'm a pediatrician, a mom, and your guide to navigating parenthood with calm and confidence.

Here's Why I Do What I Do.

For over two decades, I’ve supported families through the joys and challenges of parenthood. But even with all my medical training, nothing prepared me for the rollercoaster of bringing home my first baby.

I remember the sleepless nights, the constant questions, and the pulling desire to get everything done just right. That’s why I’ve made it my mission to help parents feel prepared, supported, and confident—so you can focus on what matters most: your baby and your family. Be sure to check out my YouTube and Instagram, explore my free resources, and visit my blog page for practical guidance you can use right away.

More About Me

I have more than 25 years of experience and am currently practicing in Tennessee, where I guide families through everything from newborn care to early childhood development. I earned my M.D. from the University of South Alabama College of Medicine and completed my pediatric residency at East Tennessee State University/Quillen College of Medicine. I am a Fellow of the American Academy of Pediatrics (FAAP), reflecting my commitment to pediatric excellence and ongoing professional development. In addition, this year I was honored to be appointed Chair of the Board of Trustees for the Tennessee Medical Association, an opportunity I take seriously as a steward of health policy and physician advocacy. My professional philosophy cnters on compassionate, evidence-based care. I’m known for explaining conditions clearly, listening deeply, and partnering with families to create healthier, happier children.

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Introducing siblings: a guide for new parents

January 26, 20253 min read

Congratulations on the upcoming addition to your family! Introducing a new sibling is a major life change for your child and can be filled with excitement and uncertainty. I remember it well when I was expecting my second child. As a parent, preparing your child well for this change can help create a smoother transition and encourage a strong sibling bond right from the start. Below, I will provide age-specific advice to guide you through discussing the arrival of a new baby with your child, ensuring everyone feels included and excited about the family's new chapter.

Tips for introducing a new sibling:

  • Acknowledge feelings: It’s normal for your child to experience a range of emotions about their new sibling. Encourage them to express their feelings and reassure them of their important role in the family. Make sure not to scold them if they act angry or jealous. Give them lots of attention. This is a big transition for them.

  • Involve your child in preparations: Let them help pack the baby's hospital bag or choose a special gift for the new baby to give them a sense of involvement and excitement. Let them give the gift to the baby and tell them that you can tell the baby loves it.

  • Maintain routines: Keeping your child’s daily routine as consistent as possible helps them feel secure.

New sibling preparation checklist by age:

  1. Toddlers (1-3 years):

    • Timing the discussion: Introduce the concept of a new baby closer to the due date to match their limited understanding of time.

    • Simplified explanations: Use simple terms like "Mommy has a baby in her belly; soon, you’ll have a little brother/sister to play with." Talk about what a special big brother or sister they will be. Boost their confidence about it.

    • Encourage gentle play: Teach them about gentle touches using a doll, emphasizing soft and kind interactions. Play with the doll regularly before the baby comes.

  2. Preschoolers (3-5 years):

    • Seasonal timing: Explain that the new baby will arrive in a particular season, like "when it gets cold and we start wearing jackets."

    • Involve in activities: Have them attend ultrasound appointments or sibling birth classes if available, to make the pregnancy more real and exciting. Have them help you with getting things ready.

    • Empower with responsibilities: Assign simple, safe tasks like picking baby’s clothes or singing to the baby and then praise them when they do it well.

  3. School aged children (6-12 years):

    • Detailed discussion: They can understand more complex concepts, so you can discuss pregnancy stages and what changes to expect.

    • Educational engagement: Encourage them to read books and read to them about being a big sibling or involve them in preparing the baby's room. Teach them about how to handle an infant.

    • Emotional support: Discuss their thoughts and feelings about the new baby, offering reassurance and understanding. Make sure to spend plenty of one on one time with them.

  4. Teenagers:

    • In-depth conversations: Have discussions about how they can help with the baby and how the family dynamics might change. Listen to them and validate their feelings and concerns. Continue to engage with them one on one. Even if you are tired!

    • Encourage bonding: Suggest ways they can be involved, like helping with baby care basics or choosing items for the nursery. If they are responsible and capable, have them babysit every now and then. It builds confidence and life skills!

    • Respect their space: Recognize their need for independence and privacy, balancing their involvement with their own interests and activities.

Introducing a new sibling is a exciting yet complex experience for a child. By taking a thoughtful, age-appropriate approach, you can help ease the transition and build a loving relationship between your children. Including your child in the process, acknowledging their feelings, and maintaining some normalcy are so important to ensure that the introduction is positive for the whole family. Remember, each child is unique, so tailor these suggestions to best suit your family's needs and dynamics.

Are you preparing to be a parent? Download a free copy of my New Parent's Roadmap!

toddler cuddling with newborn
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Leslie Treece, M.D.

Dr. Leslie is a pediatrician for over 23 years. She loves her job helping young families and children. She also enjoys spending time with loved ones, traveling, baking bread and painting.

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