Groundbreaking insights into the human brain: What scientists now understand
Mia Hoffmann
2026-03-25
5 min. read
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The human brain represents an extraordinarily intricate and captivating organ whose complete comprehension remains an ongoing challenge for modern science. While its operational mechanisms can be difficult to decipher, each new discovery brings us closer to more effectively safeguarding this vital control center of the body. In this comprehensive overview, we present the latest neurobiological findings, dispel common misconceptions about brain function, and offer practical guidance on optimizing its performance while protecting it from premature deterioration. Discover how contemporary knowledge can help maintain cognitive vitality throughout one's lifetime.
What percentage of the brain do we use?
So let's start with the myths. It's been a fairly common claim lately that the average person uses only 10% of their brain capacity. What is it really like? Well, after a lot of in-depth research on brain development and function, neurobiologists have debunked the myth about the unused part of the brain.
Smoking weed damages the brain
In medicine, marijuana has been used as a painkiller, and more recently its properties have been used to treat a variety of diseases. However, its effects are currently experimental, and therapies using it are undergoing clinical trials. Studies have confirmed the negative effects of marijuana on the brains of adolescents, resulting in a significant decrease in ilora of intelligence compared to adolescents who have not used the drug. Significant changes have been found in the brain structures of marijuana-dependent people.
Lack of sleep can be dangerous
Prions are abnormal proteins that can cause many diseases, including a disease called fatal familial insomnia (Fatal Familial Insomnia). It is a genetic disease that is inherited from parents. It can also (though quite rarely) occur spontaneously, regardless of heredity.
Is it possible to get an injection?
In order to learn more about the processes that take place in the brain and explore its nature, scientists have begun to manipulate memory at the cellular level using optogenetics, a neurobiological technique that allows neurons to be stimulated or suppressed by laser light. Scientists are able to erase existing memories by replacing them with false ones. Studies on mice have shown even more.
Innovative solutions to the fight against brain diseases
Progressive neurodegenerative diseases are a very big problem in medicine that hasn't been solved yet. Parkinson's or Alzheimer's disease affects a large group of people, and rapidly progressing changes in the brain are irreversible. A new research project aims to develop methods that will fight these diseases. And all through the right pressure. Scientists have decided to build special pressure chambers that can disperse neutrons.
Rejuvenating and protective properties of blood
Researchers at Harvard University have found that the components in younger mice's blood can help in the fight against neurodegenerative diseases such as Alzheimer's disease in the future. In addition, the research provides a gateway to actions to slow the aging process. In 2014, experiments were conducted on mice, specifically in two groups: juvenile mice and elderly mice. The components in the blood of young mice cause intense regeneration of brain tissue and muscle tissue, which makes them more efficient and function better.