Kareen Lai

Personal Trainer

Kareen founded Mums in Sync back in 2014 after leaving her full time teaching job, coaching mums on getting back in shape after their pregnancy journey. After which, she published a book titled ‘ 18 Again – Bringing Out the Sexy Fit Mummy in You’ . Kareen is also a fit educator, later going on to create an online postnatal fitness program ‘ Body Confidence after Baby’ to inspire and encourage moms on their fitness journey.

Job Title
Employed with
Mums In Sync LLP






  • Gray Institute 3D Maps (with Benson Poh)
  • Gray Institute Certification in Applied Functional Science (with Benson Poh)
  • Gray Institute Female Chain Reaction (with Christina Christie)
  • The Integrated Systems Model & Women’s Health (with Dianne Lee)
  • Powerplate Training Pre & Post Natal Women (with Jenny Burrell)
  • ACE Certified Personal Trainer
  • Post Grad Diploma in Education (Physical Education)

Speciality Training

  • Pre and PostPartum Women

Professional Experience

  • 1-1 Personal Coaching
  • Small Group Training
  • Speaking and Presenting
  • Course/Program Development