To check the tire pressure is important for two reasons, the first one is comfort, when you have the proper pressure the bike feels stable and quick, when you have a low pressure the bike feels shaky and slow.
It is also important to make the wheels last longer, when not having the proper pressure you are putting too much weight on the spokes and rim that on long term will be affected.
Steps to check your tire pressure:
1. Check the size of it and the tire pressure that it needs on the tire;
Here there are two examples; one race bike and one mountain bike.
Each type of bikes needs different pressures.
2. Once we are sure about the pressure that our tires needs we will proceed with the pomp. You need a proper pomp where to check the pressure;