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Few children's multivitamins give the recommended daily vitamin D dose, a study suggests. Researchers from the universities of Oxford and Southampton looked at 64 multivitamins and found only 25%-36% provided the correct dose of 400 IU. The Royal College of Paediatrics and Child Health (RCPCH) said the research was "highly concerning" and products were "misleading parents". They recommend checking the dosage on the labelling of supplements.Vitamin D is important to prevent rickets in children, which affects bone growth and can lead to deformities. The main source of vitamin D is sunshine but it is hard to get enough in the UK in autumn and winter. Cases of rickets in the UK have increased in recent years.And in 2016 Public Health England recommended a dai...

May 1 (UPI) -- New research suggests reef fish can inherit the genetic tools to adapt to rising water temperatures.In lab tests, scientists found the offspring of parents who were exposed to water temperatures increases were better able to adapt water temperatures increases than fish spawned by parents exposed to stable temperatures."When parents are exposed to an increase in water temperature, we found that their offspring improved their performance in these otherwise stressful conditions by selectively modifying their epigenome," Philip Munday, researcher with the ARC Centre of Excellence for Coral Reef Studies and James Cook University, said in a news release.Epigenetic changes in the DNA are biochemical changes that alter the expression of genes, causing certain genes to be turned on o...

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Child supplements 'mislead parents' over vitamin D

For reef fish, tolerance for warming waters comes from their parents' DNA