Health Tip: Signs of Lactose Intolerance

(HealthDay News) — Lactose intolerance is an inability to digest a type of sugar in milk called lactose. It’s a common condition, affecting some 30 million adults in the United States by age 20, the National Library of Medicine says.

The agency offers this list of possible warning signs:

  • Bloating in the belly.
  • Cramping in the abdomen.
  • Nausea or diarrhea.
  • Stools that float or have a foul odor.
  • Gas.
  • Malnutrition.
  • Slow growth.
  • Losing weight.