6 habits that weaken your immune system (and that you should keep in mind while the pandemic lasts)

If for any moment of life, keeping the immune system strong can save us from more than one health problem, during the times of the coronavirus pandemic that we have had to live through. we still have to be stricter. Food is one of the pillars that help us strengthen our defenses, as well as food supplements, but be careful because our habits are also essential to avoid being vulnerable to disease. Take note because this is what you should NOT do (and if you do, think about changing the chip now).

Drinking (too much) alcohol

Let's be clear. Drinking a glass of wine or beer once in a while is even even good for our health, but when this becomes a daily habit we must pay attention. According to a study published by the journal Alcohol Research, high alcohol consumption is directly related to a weakened immune response, making people more prone to pneumonia and acute respiratory stress syndromes, pathologies directly related to the coronavirus.

Excess salt and sugar in meals

Numerous studies by the World Health Organization have concluded that excessive consumption of sugar is also related to weak immune system and recommends not consuming more than 12 teaspoons a day. For its part, an investigation by the University Hospital of Bonn concluded that eating with too much salt can cause immune deficiencies. As this study explains, our kidneys excrete the excessive amount of sodium and this leads to a slower movement of our body when it comes to fighting bacterial infections.


It is another of the habits that increases the weakness of our immune system and predisposes its consumers to suffer from Chronic Obstructive Pulmonary Disease (COPD) and all types of cancer. Likewise, using tobacco also causes a higher incidence of respiratory diseases. All this related to pathologies directly related to covid-19.


Continued stress can not only affect our mental balance but also our health. From the appearance of certain diseases such as colds, allergies, herpes … that is, it directly influences our defenses and our immune system. Studies like the one carried out by the Ohio State University, indicate that our emotions have a direct relationship with the physiological processes and the immune response.

Video:Preventive measures at home against coronavirus

Little sleep and bad

Rest is essential for our health, for our defenses and for certain pathogens, but a study carried out by the Universities of Tübingen and Lübeck, in Germany, specified how exactly sleep affects our immune functions. This demonstrated how the function of T-lymphocytes, the white blood cells responsible for fighting pathogens, deteriorate after only three hours without sleep, among other conclusions.

Eating an unhealthy diet

The Mediterranean diet is always a good option to carry a healthy diet. If you also focus on what to eat according to your age, you will be helping your body in an extra way to give it those nutrients it needs at every moment of your life. Vitamins A and C and folic acid can become your best allies. Introduce green leafy vegetables, legumes, fish, meat … follow a varied diet and of course, forget about excessive consumption of processed and ultra-processed foods that can only bring us problems with overweight, cholesterol, diabetes …

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