Interesting post on vitamin D. Many of us come out of winter with low vitamin D levels, worse in the north. Some remarkably strong evidence that this makes us more vulnerable to respiratory viruses. May be a particular issue for those with darker skins. https://t.co/4iztxKTqwu
Researchers show effectiveness of new noninvasive blood #glucose test: Device uses laser technology to detect glucose levels under the skin, an alternative to painful pricking https://t.co/2YDTx90Z4R #diabetes#diabetestech