In a previous article I talked about how important it is to stretch the psoas muscle. This can cause many complications including back pain. To recap, most people have tight and shortened psoas muscles. The common activity of sitting causes our psoas to be consistantly shortened for extended periods of time.
The sale on March 31 is a wash sale. The wash sale period for any sale at a loss consists of 61 days: the day of the sale, the 30 days before the sale and the 30 days after the sale. (These are calendar days, not trading days.
The Sell-By date tells the store how long to display the product, and you should always buy on or before this date. Consumption no later than one or two days after the Sell-By date is the United States Department of Agriculture's recommended safety period for consumption in the case of fish.