Small inflatable and plastic pools are typically filled with tap water. Some people in the United States have a disinfectant in their tap water but this is not adequate to kill germs that may get into water used for swimming. Sources of information exist about how to disinfect these pools.
Foods rich in vitamin E and C will boost the immune system, so all types of citrus fruits, strawberries, kiwi, cauliflower, mustard greens, lettuce, turnip, tomatoes, wheat grass and avocados should be consumed regularly by people having a low platelet count.
Bee pollen could thin the blood. Chamomile herb is mild to moderate in terms of its effect on blood clots and as an anti platelet herb. Cranberry juice, sauce or cranberry supplements thin the blood. EGCG, the extract from green tea, may prevent platelet aggregation almost as potently as aspirin.