Brainteaser: You have 20/20 vision if you can spot the triangles hidden in the picture

Can you spot all the triangles in 15 seconds?

Brainteasers are designed to test your mental agility and force you to think differently.

As a result, they’re a great form of mental exercise for one of the most important muscles in the body. This brainteaser requires you to think quickly and analytically.

This brainteaser, from Bright Side, features a triangle. Your task is to spot all the hidden triangles in five seconds.

If you can spot all of the hidden triangles in under five seconds you could have a high IQ.

Brainteasers are a great way to test the mind and can be done in a quiet moment on a commute or in a waiting room.

READ MORE Only the sharpest minds can find hidden V among Ws in less than 11 seconds

They can also be calming activities used to challenge yourself. They are popular for families and children and people who want to keep their mind active as they get older.

Did you spot all the triangles in under five seconds? No worries if you didn’t, the answers are below.

The games could also have long-term health benefits by helping to keep the brain healthier for longer.

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    They stimulate cognitive ability and create bursts of intense focus, reinforcing the bond between cells to improve brain health and memory.

    The healthier your brain, the less likely you might be to develop neurodegenerative conditions such as dementia or Alzheimer’s.

    Doing brainteasers is not guaranteed to reduce your risk of developing degenerative conditions, but they could help keep the brain in better shape.

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