Carbon monoxide is an odorless, colorless, and tasteless gas that is near impossible to identify without a proper detector. It is caused by fuels not burning completely, including wood, gasoline, coal, propane, natural gas, gasoline, and heating oil.
The cause of lethargy may be suggested by its pattern and accompanying symptoms. If it starts in the morning and lasts all day, it could be due to lack of sleep or depression.
Iron deficiency anemia is the main concern for most toddlers who drink lots of milk. Milk is low in iron and it inhibits the absorption of iron in the body, so young children who drink a lot of it may become iron deficient.