Why did avenged seven fold write seize the day?

The song " Seize the Day" by Avenged Sevenfold has multiple meanings. For the band, the song is a reminder that they might not have much time left, and they should value every moment. After the unexpected death of their drummer Jimmy "The Rev" Sullivan in 2009, the band rededicated themselves to their music and decided to live their lives to the fullest. The song also addresses depression, anxiety, and regret, encouraging the listener to appreciate life and make the most of each day.