Ate something off for your last meal or heading out for a road trip? Just walked into an emotionally stressful situation or simply feeling under the weather? All or any of these situations can lead to nausea. Barfing, throwing up, puking, vomiting, regurgitation - call it whatever you will, it doesn’t make the experience any less unpleasant. However, sometimes, breaking down the process and understanding what really is going on in your body can make you feel better. (Or not, worth a try anyway.)
Nausea doesn’t exist in isolation - it’s often accompanied by sweating, dizziness, stomach ache and a chafed throat. Here’s a look at what’s truly going on when all that you’ve eaten decides to come rushing back.
Dr Ajay Aggarwal, Director, Internal Medicine, Fortis Hospital, Noida, defines vomiting as a “reflex action”.
When the body realises the presence of a toxic substance or something that needs to be rejected, the first signal is sent to the vomit centre of the brain which in turn sends another signal to the diaphragm and stomach muscles. The stomach muscles propel the food through the esophagus with great force.
The main triggers for this chain of actions are as follows: