 SALT LAKE CITY--BUSINESS WIRE--USANA Health Sciences, Inc. NYSE:USNA today announced that second quarter results will be released after the close of market Tuesday, July 27, 2021. Shortly following the issuance of the Companys earnings release, the Company will post its Management Commentary document on the Companys website under the Investor Relations section of the site. USANA will hold a conference call to discuss this announcement with analysts and institutional 