A study in Japan has found older people with type 2 diabetes and loss of muscle mass have significantly lower vitamin B1, B12 and D intake, compared to subjects without muscle mass loss.

Israel says its Covid vaccine pass, which grants access to venues like restaurants and bars, now expires six months after the second dose of vaccine. Getting a booster shot five months after the second dose extends the pass by another six months.

As the Delta variant of Covid-19 sends other countries back into lockdown, officials in Saudi Arabia are counting on a strategy that makes vaccination all-but mandatory. This had made it a test case in what happens when people who are reluctant to get inoculated are pushed into a corner.

A new study suggests that people of African descent should consider taking vitamin D supplements and consume more vitamin D rich foods.