Coffee has effects on health, promote digestive system is different in each person, and this depends on their genetic variation
Scientists have identified six genetic variants associated with coffee drinking habits. They explain why coffee has different effects on people and the use of genetic studies to explore the relationship between health phevoi coffee.

For those with the gene variant exchange caffeine as POR, ABCG2, BDNF, SLC6A4, caffeine bring positive effects to the nervous system and digestive them.

For example, in those who carry the gene, they'll be free to drink coffee and still sleep at night. In these people, coffee keeps them awake, focused more without having symptoms such as dizziness or heart palpitations.

For those who own the coffee genome that bring positive effects on the digestive and immune systems, they tend to drink more coffee. Therefore, habits and tastes somewhat coffee-related gene with your coffee.

The study was conducted on 120 thousand people drink coffee regularly, including European and African descent.

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