What Vaping Does to the Body | Summary and Q&A

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July 9, 2021
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Institute of Human Anatomy
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What Vaping Does to the Body

TL;DR

Vaping can have harmful effects on the body, particularly the lungs, and is linked to a condition called EVALI (e-cigarette or vaping product use-associated lung injury).

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Key Insights

  • ๐Ÿ”ฌ The pathway of inhaled substances, whether from vaping or cigarette smoking, involves the nose and mouth, the pharynx, and the trachea, with vapor entering the lung tissue through bronchi and bronchioles.
  • ๐Ÿ’จ Vaping devices have evolved to be larger, rechargeable, and contain a liquid cartridge that is heated to create vapor. These liquids can contain various ingredients, including nicotine, propylene glycol or glycerol, THC, CBD oils, vitamin E acetate, flavors, and traces of metals.
  • โš ๏ธ Vaping can lead to a condition called EVALI (e-cigarette or vaping product use-associated lung injury), characterized by symptoms similar to pneumonia, including fever, chills, cough, shortness of breath, chest pain, and gastrointestinal symptoms like nausea, vomiting, and diarrhea.
  • ๐Ÿงช Vitamin E acetate and THC have been strongly linked to EVALI cases, and injecting saline into the lungs has revealed the presence of these substances. More research is needed to understand the exact mechanism and long-term effects.
  • ๐Ÿ’” Hospitalization for EVALI has occurred in a significant number of cases, with a mortality rate of approximately 2.4%. Most patients recover over a period of two to four weeks with supportive therapy, including oxygen and potentially anti-inflammatory steroids.
  • ๐Ÿšญ There is a consensus in the medical community that smoking is more harmful than vaping, but long-term effects of vaping are not fully understood due to limited data. Clinicians may suggest vaping as a temporary alternative to smoking, with the goal of eventual smoking cessation.
  • ๐Ÿ‘ฅ Vaping is particularly prevalent among younger populations, raising concerns about it being a gateway to cigarette smoking. Data shows that vaping increases the likelihood of attempting cigarette smoking.
  • โš ๏ธ To maintain lung health, it is advisable to avoid substances containing vitamin E acetate and THC, and to seek THC products from authorized sources in line with local regulations. Overall, preserving lung health by avoiding inhalation of foreign substances is crucial.

Transcript

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Questions & Answers

Q: What are the common symptoms associated with EVALI?

Symptoms of EVALI include fever, chills, cough, shortness of breath, chest pain, and gastrointestinal issues such as nausea, vomiting, diarrhea, and abdominal pain.

Q: How does vitamin E acetate contribute to EVALI?

Although the exact mechanism is still unknown, it is believed that vitamin E acetate, when inhaled into the lungs, may cause inflammation and damage to the respiratory system.

Q: Can vaping lead to long-term complications?

The long-term effects of vaping are still unclear, as it is a relatively new practice. However, it is important to note that vaping is generally considered less harmful than traditional cigarette smoking.

Q: Should individuals who have never smoked consider vaping?

It is recommended that individuals who have never smoked avoid vaping altogether, as there is a concern that it may lead to cigarette smoking and other potential health risks.

Q: What treatment options are available for EVALI?

Treatment for EVALI is mainly supportive, with some patients receiving supplemental oxygen and anti-inflammatory steroids. Antibiotics may be initially prescribed until a bacterial infection is ruled out.

Q: Are all vaping liquids and cartridges equally dangerous?

The vaping industry is not highly regulated, meaning that different manufacturers may use different ingredients. However, common harmful ingredients found in vaping liquids include nicotine, propylene glycol, THC, and vitamin E acetate.

Q: How can individuals protect themselves from EVALI?

To reduce the risk of EVALI, it is important to avoid vaping products containing vitamin E acetate and THC. It is also advisable to consult with qualified medical professionals and follow local laws when obtaining THC products.

Summary & Key Takeaways

  • Vaping involves inhaling a vaporized liquid into the body, causing potential harm to the respiratory system.

  • EVALI is a condition characterized by symptoms similar to pneumonia in individuals who recently vaped.

  • Ingredients commonly found in vaping liquids, such as vitamin E acetate and THC, have been linked to EVALI, but more research is needed to understand the exact mechanisms.

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