Although it is well known that lack of dopamine causes the motor symptoms of Parkinson's disease, it is not clear why the dopamine-producing brain cells deteriorate.Genetic and pathological studies have revealed that various dysfunctional cellular processes, inflammation, and stress can all contribute to cell damage.lthough it is well known that lack of dopamine causes the motor symptoms of Parkinson's disease, it is not clear why the dopamine-producing brain cells deteriorate.
Earth Overshoot Day is an initiative of Global Footprint Network, an international think tank that coordinates research, develops methodological standards and provides decision-makers with tools to help the human economy operate within Earthâs ecological limits.
However, the earth's orbit takes 365.24 days to complete its solar orbit and an extra day every four years is added to keep calendar seasons synchronised with solar seasons. February was chosen as the month to have the leap day as it is the only month without 30 or 31 days. It has long been suggested that February only has 28 days due to the jealousy of Roman Emperors. According to the theory, the second month of the year had 30 days before the reign of Roman Emperor Augustus.