Jersey's government has recently started a new wellbeing performance framework to understand how islanders are feeling. Falling on the third Monday of January, Blue Monday is said to be the saddest day of the year.
The day was decided with a number of factors in mind: weather, finances, time since Christmas and low motivation levels.
To see how people in Jersey are really doing - not just today but all year round - Jersey's government has launched a new wellbeing performance framework.
The new system will look not just at statistics but also people's thoughts and feelings.
The new wellbeing monitoring system will look at the community, environmental and economic well being.
- We spoke to people in Jersey about their tips to staying happy: