Sales of vitamins are booming in pandemic times. But is there any evidence that vitamin and mineral supplements can protect you from COVID or help you recover from infection?
Vitamin D3 is found in fish, cheese, and eggs.
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While there are plausible explanations for why this occurs, we can’t be certain of the effect of temperature on SARS-CoV-2. Being indoors in poorly ventilated spaces plays a big role.
Viruses spread easier during the winter than other times of the year, but being outside isn’t the main cause of transmission.
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Going out in the cold won’t necessarily lead to you getting a cold. But cold weather in general is more hospitable to viruses, so it’s wise to take steps to keep your immune system strong.
Too much ultraviolet radiation is dangerous for human health. Excessive exposure can cause skin ageing and sunburn and can induce melanoma, cataracts, ocular melanoma, and immunodeficiency.
The food we eat influences our bodies’ immune responses to infection. So focusing on nutrition is one thing we can do to help protect ourselves in the face of the coronavirus threat.
Vitamin D is sometimes called the sunshine vitamin.
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Vitamin D is essential for good health and particularly for fighting infections and keeping the microbes in the human gut healthy. But in winter it can be difficult to get enough.