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.
payment voucher. A document which can be used as proof that a monetary transaction has occurred between two parties. In business, a payment voucher can be used for a variety of purposes, sometimes taking the place of cash in a transaction, acting as a receipt, or indicating that an invoice has been approved for payment.