Feeling Weak, Tired, And Anxious Lately? This Condition Could Be Why

<div><img src="https://img.huffingtonpost.com/asset/673c6dbf1f00001c00b275f1.jpg?ops=scalefit_630_noupscale" alt="" data-caption="" data-credit-link-back="" data-credit="Kinga Howard via Unsplash" /></div><div class="content-list-component text"><p>We’ve written before at HuffPost UK about how cool weather <a href="https://www.huffingtonpost.co.uk/entry/winter-itch-explained_uk_6736054ee4b09ca14b3c4546">can lead to itchy skin</a>, especially at night.</p><p>Most of us know that the colder months can cause some of us to feel down, unfocused, and unmotivated too ― also<a href="https://www.huffingtonpost.co.uk/entry/the-12-signs-that-you-may-be-experiencing-seasonal-affective-disorder_uk_651e8b7ce4b0521d323783d2"> known as seasonal affective disorder</a> (SAD). </p><p>However, a deficiency in a certain vitamin can have effects on your body that may be confused for SAD. </p><p>Vitamin B12 deficiency (and folate anaemia, which is closely linked)<a href="https://swlimo.southwestlondon.icb.nhs.uk/clinical-guidance/nutrition-and-blood/vitamin-deficiency/vitamin-b12/#:~:text=Prevalence%20of%20vitamin%20B12%20deficiency,destruction%20of%20gastric%20parietal%20cells." target="_blank" rel="noopener noreferrer"> affects about</a> 6% of under-60s, and 20% of those over the age of 60, in the UK. </p><p>It can affect your body, mind, and mood. </p><h3><strong>What are the symptoms of B12 deficiency?</strong></h3><p><a href="https://www.nhs.uk/conditions/vitamin-b12-or-folate-deficiency-anaemia/symptoms/" target="_blank" rel="noopener noreferrer">Per the NHS</a>, vitamin B12 deficiency and folate deficiency anaemia both cause a range of symptoms.</p><p>“These usually develop