4 ms·
Exposure to siblings might not be helpful, since those children, particularly young ones, are probably subject to the same environmental factors/presence (or la
by ithilglin909 8y ago
Exposure to siblings might not be helpful, since those children, particularly young ones, are probably subject to the same environmental factors/presence (or lack thereof) bacteria and viruses.
- WhompingWindows 8y agoYou may have misunderstood his rationale. The OP article suggests that kids need to have early infections and less clean environments in the first year, as later dirtiness can trigger a mutation that incurs leukemia. The parent comment says: well, if you have an older sibling, you should be more likely to be exposed to dirty stuff, since they're in/out of the house, picking up dirt, kissing dogs, getting sick from daycare, etc.
- kevin_thibedeau 8y agoThe mutation is already present. Per the article, the proposed trigger is an immune system that hasn't been desensitized to common environmental pathogens during early childhood.