The murders of three Israeli teens, Eyal Yifrach, Gil’ad Sha’ar and Naftali Fraenkel have plunged the Jewish world into despair, sadness and mourning. It is as if for Jews these boys were members of ...

In a small but revealing study, scientists discovered that tears strongly mirror blood glucose and saliva may reflect vitamin D status. This could lead to less invasive ways to monitor chronic health.

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