This is the third article in the series exploring the adverse effects of prolonged bedrest and immobility. In this final article, the effects on the musculoskeletal and immune systems, skin and self perception are examined. Bedrest is often necessary for healing injured or diseased parts of the body.
Salary is a fixed amount of money or compensation paid to an employee by an employer in return for work performed. salary is a form of periodic payment from an employer to an employee, which may be specified in an employment contract.
Salary is what people pay you to do a job. So, mean annual salary means the average amount someone gets in a year. It also implies data for more than one year, and some fluctuations. Mean = average so the mean annual salary would be the average of everyone that worked in that position. Not everyone is making 50,000 in that position at that career level but the average is 50,000. You might make slightly more or slightly less than the mean average salary.