Nutritional supplements
Learning Center
Warm-mist versus cool-mist humidifier: Which is better for a cold?
Warm-mist and cool-mist humidifiers are equally effective in humidifying the air.
Vitamins for MS: Do supplements make a difference?
Can vitamin supplements improve MS symptoms?
Vitamin D toxicity: What if you get too much?
Understand the risks of too much vitamin D, including a toxic reaction.
Vitamin D deficiency
What are the risks of too little vitamin D?
Vitamin D and MS: Is there any connection?
Some research suggests that vitamin D may reduce the risk of multiple sclerosis (MS).
Video: What is blood pressure?
Watch this video to see what your blood pressure reading means.
Video: How to use a peak flow meter
Asthma attacks taking you by surprise? Take regular peak flow meter readings, as shown in this video, to predict asthma episodes and better control your condition.
Video: How to measure blood pressure using an automatic monitor
Watch this video to learn how to measure blood pressure using an automatic monitor.
Video: How to measure blood pressure using a manual monitor
Watch this video to learn how to measure blood pressure using a manual monitor.
Video: Baby's soft spots (fontanels)
A baby's soft spots (fontanels) close when the skull bones fuse together. See how.
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