Top stories in health and medicine this morning, April 6, 2012

This series is brought to you by MedPage Today.

1. New Obesity Standards Needed, Study Suggests. The conventional standard for diagnosing obesity — body mass index (BMI) — needs modification, according to a study that supports adding direct measurement of percent body fat as the best alternative.

2. Study IDs Hospital Frequent Flyers. Receiving a cancer diagnosis can take an immediate and major toll on a patient, both mentally and physically.

3. Cancer Diagnosis May Prompt Suicide, MI. Patients with psychiatric disorders and those with chronic pain used a disproportionally high amount of healthcare resources because of frequent hospital readmission.

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