MASK TOXICITY
German study exposes dangers of CO2 re-breathing
"The Kisielinski Study (https://www.cell.com/heliyon/pdf/S2405-8440(23)01324-5.pdf)
A German team, led by an Independent Surgeon in private practice, published a large review of MASK use during COVID-19 pandemic.
It has 172 references.
Summary of key findings:
4.5 billion people (58%) were confronted with a “mask obligation”
Fresh air has 0.04% CO2
Wearing masks more than 5 minutes: 1.4 to 3.2% CO2
Carbon Dioxide Re-breathing
Surgical mask after 30 min = 2.8-3.2% CO2 (U.Butz, 2005 (https://nbn-resolving.org/urn/resolver.pl?urn:nbn:de:bvb:91-diss20050713-2027575920))
N95 after 1 min = 0.9% CO2 (T.Blad, 2020 (https://www.liebertpub.com/doi/10.1177/1535676020947284))
N95 after 5 min = 1.28% to 3.52% (Sinkule, 2013 (https://academic.oup.com/annweh/article/57/3/384/230992?login=false))
N95 after 60 min = 2.8-3.2% (Roberge, 2010)
Acute CO2 Toxicity:
10 min of 2.5-3.5% CO2 increases cerebral blood flow by 100% = headaches
hyperventilation, metabolic changes (acidosis)
Chronic CO2 Toxicity (animal studies):
0.3% CO2 - irreversible neuron damage, neuron destruction, increased anxiety, impaired learning and memory (rat studies)
0.5% CO2 - testicular toxicity in adolescents (rat studies show diminished fertility in rat testes after one 4hr exposure at 2.5% CO2)
0.8% CO2 - stillbirths (safety level set by US Navy for female submarine crew, due to rat studies showing fetal malformations, post implantation loss, lower probability of viable fetuses)
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https://vigilantnews.com/post/mask-toxicity-german-study-exposes-dangers-of-co2-re-breathing-neuron-death-learning-impairment