While not a good tool for diagnosing asthma, peak flow, and peak flow meters are good to monitor asthma over time. You may see declines in your peak flow prior to developing significant symptoms. This will allow you to alter your treatment regimen based on your asthma care plan.
Increase your intake of calcium, which inhibits the absorption of iron in the body. Eat more milk products, green leafy vegetables, oats and cereals (check to see that these are not fortified with iron). Milk products, such as ice cream, cheese, yogurt, are rich in calcium.
Animal products and plant-based foods both have it. Tip: Take your iron foods or supplements with vitamin C for better absorption, e.g. eating hummus with bell peppers or spinach with strawberries. Try: Women tend to have low iron levels, so try this Roasted Red Pepper Hummus or this Lemon Spinach Salad.