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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.
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People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.
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There are more bacteria in your mouth than there are people in the world.