It usually indicates fear of unexpected changes that can have negative consequences on the dreamer's life. It denotes insecurity and precaution toward the surrounding environment and also an inability to control a situation. If the dreamer is the one who prepares the ambush the meaning is the opposite: it reflects confidence, tact, and boldness to manage dangerous situations.
Have you ever remembered your last dream? Were they colorful? Yes. Most of the dreams will be colorful as experienced in reality. Very few people visualize dreams in black and white. A study was conducted where the individual was given a color chart and asked to match colors that they dreamt. Most of them chose light colors while very few choose only black and white. It was very clear from this study that most of them have colorful dreams.
Quality of Life
Most of us know that sleep can greatly affect the quality of life. There are just a lot of things that can easily affect our sleep. Thus, if you sleep better, you can live better. An 8-hour sleep is the recommended time for people to always have every day.