To help maintain alertness, drivers have to stop for two hours or they have to stop every 100 miles for exercise and also to get fresh air.
This guideline is necessary for drivers. It helps to take care of tiredness and fatigue. Tiredness while driving can kill or cause accidents on the road. So it is advised that drivers take a break. Frequent breaks or stopping while on long trips is highly advised.
It could just be a quick walk around the area or it could be little exercises like stretching.
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