The reported decrease in both earnings per share (EPS) and sales year-over-year (YoY) for Psychemedics is a clear indicator of the company's declining financial health. A 71.43% decrease in EPS and an 8.57% decrease in sales are significant metrics that investors consider when assessing a company's performance. Such negative trends are likely to lead to a decrease in investor confidence and could result in a short-term negative impact on the stock price.