Does a plant-based diet really help beat COVID-19?
Since the beginning of the pandemic, it’s been suggested that certain foods or diets may offer protection against COVID-19. But are these sorts of claims reliable?
How to make COVID vaccines more effective: give people vitamin and mineral supplements
If we’re going to rely on COVID-19 vaccines to bring an end to the pandemic, we need to maximise their effects. But one thing that risks undermining their protectiveness is nutritional deficiency, particularly in the elderly.