People at risk for asthma

• People with genetic predisposition allergies or having parents or siblings with asthma.
• People with low birth weight⁶⁴.

• Obese people^64,65.
• People with gastroesophageal reflux disease. Although reflux is not a cause of asthma, it is considered to be a worsening factor or even a trigger for asthma symptoms.

Risk factors

The increase in the number of asthmatics in recent decades may be attributable to the following external factors:

• People who are frequently exposed in their work environment to chemical products, for example to paint, hairdressing products, metals, plastics, etc.
• La Pollution. More and more people live in the heart of urban areas, where air pollution is high.
• Exposure to tobacco smoke. Smoking in the mother during pregnancy also increases the risk of asthma in the child.⁶⁵.
• Active and passive smoking irritates the airways and makes asthma worse.