As such, exercise physiology professionals often have the responsibility of conditioning a person to a higher level of fitness and/or health while, at the same time, being aware of safety issues (risk of injury, illness, environmental exposure, etc.) associated with a single session of exercise.
A voucher is an internal document used in a company's accounts payable department in order to collect and organize the necessary documentation and approvals before paying a vendor invoice.
Definition of voucher. 1  1 : an act of vouching. 2  2a : a piece of supporting evidence : proofb : a documentary record of a business transactionc : a written affidavit or authorization : certificated : a form or check indicating a credit against future purchases or expenditures.