Nairobi, Aug. 19 -- Vaishali Malde looked forward to having children until she had to pack for a family trip.

"I work in the packaging industry where I've spent years traveling a lot for work," she says. "Becoming a mother didn't stop the travel, but it completely changed how I do it. Suddenly, every trip meant half of my suitcase was filled with baby diapers, and I was constantly worrying about baggage limits and how much extra equipment I needed to carry."

But despite the challenge, Vaishali, her husband and their first-born son still managed. It was during her second pregnancy that the reality of travelling as a family of four truly set in.

"We were planning a trip to my parents' home in Webuye after the baby was born, and one night...