Various surveys can be found ranking the ten worst years for Humanity. Here is one from The Top Tens. #1 1939: Nazi Germany invaded Poland, starting World War II. Few remember that Hitler declared war on Poland with the Soviet Union The Union of Soviet Socialist Republicans first formed in 1922. How this year so high is a mystery to me. #2 1350: The Black Death ravaged Europe, killing perhaps 50% the population. 99% of the world was in extreme poverty. #3 1941: Japan attacked Pearl Harbor and Nazi Germany invaded ally Soviet Union. Genocide of Jews and peak of World War II. #4 1914: Beginning of World War 1. #5 2016: Terrorist attacks in Europe and the United Kingdom voted to leave the European Union. #6 2020: Australia was on fired, Donald Trump was elected president of the USA and the Coronavirus Pandemic struck. #7 2001: Terr...
Let me at the top indicate that medical science mostly says you can't really take too much Vitamin B-12. For example, the Food and Nutrition Board has not established a Tolerable Upper Intake Level because it feels this is not necessary. And sorry about this lengthy posting, but I thought you should see the entire Quora presentation. Keep in mind that the human body does not naturally produce its own vitamin B12: We obtain B12 from meat, fish, dairy, eggs and supplements. Bacteria in the large intestine can produce a small amount of B12, but the colon cannot absorb it. The recommended daily amount needed by the body is around 2.4 micrograms (mcg) per day. Note that those supplements you take are in the 500 mcg to 2500 mcg size tablets, which is taken daily is because your body is very inefficient in utilizing this vitamin. What is not used passes through your digestive system. The older you get, B12 from the food you eat becomes insufficient, an...