However, withdrawal from caffeine is seldom dangerous, though it can make one uncomfortable for a few days. The most frequent symptom associated with this withdrawal is a moderate to severe headache. This can occur between 12 and 24 hours after last intake of caffeine.
Okay, for step one you need to get the command blocks in your inventory. Make sure you have cheats ON and say /give (player name) command_block. After you get in in your inventory place 5 in a row.
To activate the command block: 1  If the redstone device is a lever, you need to toggle the lever. 2  If the redstone device is a button, you need to push the button. 3  If the redstone device is a pressure plate, you need to stand on the pressure plate.