How does a straight work in poker and what are the rules for forming a straight hand in the game?

In Poker, a straight is a hand that consists of five consecutive cards of any suit. The rules for forming a straight hand require the cards to be in sequential order, such as 2, 3, 4, 5, 6 or 10, J, Q, K, A. Aces can be used as either high or low cards in a straight.