Jet lag is a phenomenon of feeling drowsy, tired, and lethargic due to the travel across time zones, due to the disbalance and absence of synchrony in brain cells of two sides of the brain. Common symptoms are mild to severe headache, mild depression, irritability, insomnia, lethargy, etc. These symptoms are severe and difficult to cope with in the elderly group and mild in children. There are no specific medications available for jet lag. Still, in general, people who are physically fit and eat healthy food seem to have fewer symptoms while medical conditions like diabetes surge symptoms. In the following post, explore the reason behind jet lag and simple tips to prevent it.