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rediff.com
12 分钟
How Often Should You Change Your Toothbrush?
How often you need to change your toothbrush depends entirely on your brushing habits. If you're inclined to brush vigorously ...
18 小时
Expert explains how to avoid having yellow teeth after dentist said there is one common ...
Coffee and milky tea are, of course, major offenders in staining your teeth. However, they're not the only food and drink ...
19 小时
on MSN
Does fluoride cause cancer, IQ loss and more? Fact-checking Robert F. Kennedy Jr.’s claim
Longtime research has shown that drinking fluoridated water at the recommended levels is safe and beneficial for oral health, ...
The Daily Star
20 小时
The good, the bad, and the sour truth about apple cider vinegar
Apple cider vinegar offers real benefits, like aiding digestion, managing blood sugar, and supporting weight loss, but beware ...
16 小时
What You Should Know About Fluoride
Here's what medical and public health experts are saying about the debate around fluoridation of drinking water.
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