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Foods and drinks that cause insomnia

Everyone knows that drinking a cup of coffee in the evening hours may cause insomnia, and there are many foods that cause insomnia, and the effect of foods is not only limited to reading the scale and blood tests, but it can also cause insomnia, in this article an explanation of the types of foods that cause Insomnia.

Foods that cause insomnia:

There are many foods that may cause insomnia, including:

Foods rich in caffeine:

Caffeine is one of the most common causes of insomnia. It also impedes the work of adenosine in the brain, which stimulates sleep, and caffeine may be present in many foods and drinks besides coffee, such as chocolate and sweets flavored with coffee or chocolate and soda, and it is worth noting that caffeinated coffee may also contain few traces of caffeine.

 Processed foods:

Smoked, fermented and salty foods are among the types of foods that cause insomnia. It also contains a high amount of tyramine, which stimulates the brain to produce norepinephrine, which is a stimulant, and among processed foods we mention pickles, salami, processed cheeses and smoked meats.

 Spicy foods:

Spicy foods are part of the list of foods that cause insomnia. As it causes the symptoms of indigestion, acid reflux and heartburn, which may increase in intensity with trying to lie down or sleep, and spicy foods that cause insomnia, we mention red pepper, which raises the central body temperature, causing difficulty in reaching the appropriate temperature for sleep.

Acidic foods:

As acidic foods cause heartburn, which makes it one of the types of foods that cause insomnia, and acidic foods include citrus fruits, tomatoes, milk products, pickled foods, onions, radishes and mint.

Foods rich in fat:

Where foods rich in fat are considered among the types of foods that cause insomnia. Because fats reduce the body’s sensitivity to orexin, which regulates the body’s sleep hours, and it takes longer to be digested.

 Refined carbohydrates:

Refined carbohydrates such as sugar cause a spike in blood sugar, which leads to high energy levels, and they also cause inflammation, which in turn causes insomnia and sleep problems.

Drinks that prevent sleep:

Among the drinks that prevent sleep and exacerbate insomnia:


As alcohol increases the need to urinate at night, which negatively affects sleep patterns, drinking alcohol can also reduce rapid eye movement (REM) sleep and sleep apnea problems that include snoring and sleep apnea.


Where drinking coffee late in the day can have a negative effect on sleep, as one study found that consuming caffeine 6 hours before bedtime reduced the total sleep time by one hour.


As soft drinks are full of caffeine and a lot of sugar, caffeine negatively affects sleep, and sugar may affect the ability to sleep, as one study found that people who consume large amounts of sugar daily have a greater rate of waking up during the night.

Energy Drinks:

Since the amount of caffeine in these drinks causes insomnia and reduces the total sleep time, energy drinks can contain two to three times more caffeine than soda or coffee.