Sudden (acute) colitis. If your dog suddenly develops colitis, it is probably induced by stress, such as boarding, moving, severe weather or some other change in lifestyle, or it could be from a dietary indiscretion, such as emptying the garbage can, too many treats or a sudden change in diet.
âVitamin D is needed for the production of brain chemicals such as dopamine and norepinephrine and acetylcholine. These brain chemicals are known to improve and increase attention span, and its concentration in the brain is directly correlated with the ability to focus for sustained periods of time.â.
One theory is that vitamin D affects the amount of chemicals in your brain, like serotonin. Vitamin D is important for good bone health and researchers are now discovering that vitamin D may be important for many other reasons.here are a number of good research studies from the last few years that look specifically at vitamin D and depression. In a review of research about vitamin D and depression in 2013, 9 researchers looked for and analysed all of the published research about depression and vitamin D up until February 2011.