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: These types of vouchers is a proof of payment by cheque or cash. Receipt: These vouchers help in the recording of the receipts. If the payment is received from a customer, then a voucher will be prepared as a proof to the transaction. Purchase: This voucher is made as a proof to the purchase. This helps in determining whether the entity has actually carried out the purchase.