Find expert answers to your health questions

Dr. Jack Merendino, MD

Answers

Why do I need to check my blood sugar?

There are certain situations when you'll need to take more regular blood sugar readings. These... Full Answer

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What causes my blood glucose swings?

Here are some common causes of blood sugar level swings:
  • High upon waking -- Your
... Full Answer

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How do the diabetes drugs Byetta and Victoza affect weight?

Since it was introduced in 2006, Byetta has been prescribed widely. Victoza was introduced in... Full Answer

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What are the side effects of the diabetes drugs Januvia and Onglyza?

Januvia and Onglyza are easy to take and generally have few side effects. They are expensive... Full Answer

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How do Januvia and Onglyza help treat diabetes?

Januviaand Onglyza increase the amount of glucagon-like peptide-1 (GLP-1) in the body. Under... Full Answer

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How does amylin affect blood sugar in diabetes?

The same beta cells in the pancreas that make insulin also make amylin. Amylin lowers blood sugar... Full Answer

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When should I test my blood sugar level?

Though all blood sugar readings are helpful, certain readings -- such as those taken in the... Full Answer

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What is glucagon-like peptide-1 (GLP-1)?

Glucagon-like peptide-1 (GLP-1) gets its name from the fact that it is chemically similar to... Full Answer

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How do I get a blood sample for a glucose reading?

The finger is usually where you collect your blood sample. If you do it right, you'll feel just... Full Answer

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How does the hormone glucagon affect blood sugar levels in diabetes?

Glucagon is the second most important hormone related to blood sugar control. Unlike insulin, which... Full Answer

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What hormones other than insulin are affected by diabetes medications?

Insulin may be the main hormone that helps to regulate blood sugar, but there are others that have... Full Answer

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How do drugs like Actos and Avandia help treat diabetes?

Actos and Avandia are drugs that help your body respond better to insulin; they work by increasing... Full Answer

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Can taking metformin help me live longer?

There's one intriguing fact about metformin: it may increase longevity. Some of you may know that... Full Answer

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Can I take metformin if I have kidney problems?

Metformin carries a low risk of lactic acidosis, a very serious side effect. Lactic acid is a

... Full Answer

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What health problems besides diabetes may be treated with metformin?

Insulin resistance is one of the key factors leading to diabetes, but it is increasingly

... Full Answer

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