How many International Units of Vit. D3 do you take and how often?
Hi. My intake is only what is contained in a multi-vitamin. The RDA is 600 IU/day (15 Î¼g/day) up until 70 years old and 800 after that.
How long does it take before you become addicted to smoking. How often would you need to smoke and how many?
The second you start smoking when you are alone is the tell tale sign that you are addicted. I have a few friends who are social only smokers (they can go weeks without having a cig) who smoke arou...
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How often is too often to take a laxative to aid in weight loss?
Once an hour is too often.
How often does the international space station get supplies?
it gets supplies every other year or ever year.