Hiccups often come after eating or drinking too much or too quickly. The stomach, which is directly below the diaphragm, becomes distended. This irritates the diaphragm and causes it to contract, as it does when we breathe in.
You can try these methods at home to get rid of hiccups: Methods that cause the body to retain carbon dioxide, which is thought to relax and stop the spasms of the diaphragm, which cause the hiccups: Hold your breath.
Use the settings of the machine to decrease the intensity George can work out for the same amount of time but with a lower intensity that way his heart rate won't increase
Don't smoke and especially do not drink, (as well as stay away from chemicals, pollution, pesticides) it may cause learning disabilities and abnormalities in the baby.