Ensuring a Healthy Start: The First 1,000 Days

Why the first 1,000 days of a child's life is vital to their lifelong health and well-being.

A child looking at the camera.
KSaiyasane/UNICEF Lao PDR/2021

Why It Matters

The first 1,000 days—from conception to a child’s second birthday—form a critical window that shapes lifelong well-being. Adequate nutrition and healthcare during this period have a profound impact on brain development, immunity and growth. A mother’s health and nutrition directly affect her baby’s outcomes, and undernutrition in pregnancy remains a major driver of stunting (chronic malnutrition). Ensuring good health in these early days lays the foundation for children’s cognitive and physical development, yielding benefits that last well into adulthood and ultimately benefit society.

The Reality

Despite some progress, early childhood malnutrition and poor health remain widespread in Lao PDR. More than one in ten children under five is severely malnourished and urgently needs medical support—including lifesaving ready-to-use therapeutic food (RUTF), a high-calorie nut paste that can mean the difference between survival and tragedy.

Stunting, which impairs both physical growth and cognitive development, affects one in three children under five. The disparities are stark: while stunting rates are about 17 per cent in urban Vientiane, they soar to 46 per cent in Xiengkhouang—four times higher. Four provinces now have “very high” stunting levels exceeding 40 per cent. Children from the poorest or most remote communities face the greatest risks: in the poorest quintile, half of children are stunted, compared with one in seven in the wealthiest families. These gaps extend beyond nutrition, depriving some children of essential health services that others take for granted.

Such gaps also extend to health services.

In a remote village tucked between the mountains of northern Lao PDR, a pregnant mother might walk hours just to see a healthcare worker—if one is even available. Only about 70 per cent of pregnant women nationwide manage four prenatal visits, and a mere one in five completes the eight recommended by the World Health Organization. These visits can be lifesaving, yet many expectant mothers simply cannot reach clinics in time.

When it comes to childbirth, the gap between rich and poor is just as stark. While nearly every woman in the wealthiest households has a skilled attendant by her side, only half of deliveries in the poorest communities benefit from professional support. In these rural settings, mothers often give birth at home, far from the critical care that could prevent life-threatening complications.

The story doesn’t end once the baby is born: although nearly two-thirds of women receive a health check within two days of delivery, new mothers in remote villages routinely miss this vital window, leaving both themselves and their newborns exposed to unseen risks.

For young children in Lao PDR, immunization can mean the difference between life and death. But while most infants get at least one vaccine—like the BCG shot for tuberculosis—fewer than half complete the full series needed to keep polio and other preventable diseases at bay. Without these protections, toddlers living in rural areas are especially vulnerable, as many families rely on water sources contaminated by fecal matter when there’s no road to carry clean supplies.

Diarrhoeal illnesses flourish in these conditions, chipping away at children’s nutritional status and overall health. It becomes a vicious cycle: inadequate healthcare and sanitation lead to preventable diseases, which in turn leave children too weak to grow and thrive. Ultimately, whether a mother receives timely medical checkups or a child gets fully immunized can hinge on a family’s location and wealth—realities that underline the urgent need for better access to healthcare across Lao PDR.

What Works

Evidence-based solutions for the first 1,000 days already exist. Political will and sufficient investment are needed to scale them up:

  • Maternal Nutrition and Care: Pregnant and breastfeeding women must receive adequate diets, micronutrient supplements and quality antenatal care. Providing maternal nutrition services and ensuring at least four antenatal care visits can significantly reduce the risk of low birthweight and stunting. Currently, only about half of women in the poorest communities receive four or more antenatal visits—a gap that must be closed.
  • Infant and Young Child Nutrition: Early and exclusive breastfeeding for the first six months, followed by appropriate complementary feeding, greatly boosts children’s immunity and overall nutrition. Exclusive breastfeeding in Lao PDR has risen modestly in recent years, but stronger support for new mothers is needed to build on this progress.Vitamin A supplementation, twice a year, starting at six months will boost the children's immunity and help them stay healthy.
  • WASH Infrastructure: Expanding clean water supply, sanitation and hygiene in underserved areas is essential. Safe drinking water and proper latrines help prevent diarrhoea and other illnesses that lead to or worsen malnutrition. Community-driven measures such as village boreholes, household water filters and handwashing campaigns have been shown to reduce stunting.
  • Community Health Services: Skilled community health workers who offer growth monitoring, nutrition counselling and prompt treatment of childhood illnesses can be lifesavers. Strengthening primary healthcare in rural clinics—ensuring they have well-trained staff, essential medicines and effective referral systems—helps guarantee that no mother or child is left behind, regardless of location or income.

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