There is no scientific evidence to suggest that people with big foreheads live longer than people with smaller foreheads. In fact, there is no correlation between forehead size and lifespan at all.

The size of your forehead is determined by a number of factors, including your genetics, your age, and your overall health. However, it is not a predictor of how long you will live.
There are some myths that suggest that people with big foreheads are smarter or more intelligent than people with smaller foreheads. However, there is no scientific evidence to support these claims either.
The size of your forehead does not have any bearing on your intelligence or your lifespan. So, if you are worried about how long you will live because you have a big forehead, you can rest assured that there is no need to be concerned.
Here are some additional things to keep in mind:
- The average lifespan in the United States is 78.6 years.
- There are a number of factors that can affect your lifespan, including your genetics, your lifestyle, and your overall health.
- There is no scientific evidence to suggest that forehead size has any impact on lifespan.
If you are concerned about your lifespan, you should talk to your doctor. They can help you assess your risk factors and develop a plan to improve your health.
Remember, there is no need to worry about your lifespan if you have a big forehead. The size of your forehead does not have any bearing on how long you will live.