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Constantine Kanakis, MD MSc

Constantine Kanakis, MD MSc, is a member of the ABC News Medical Unit.

Constantine's Latest Work

PHOTO: New federal dietary guidelines recommend "moderate" caffeine consumption, up to 400 milligrams of caffeine or three to five cups of coffee a day. — Getty Images

Drinking 3 to 4 cups of coffee a day may have health benefits: Study

PHOTO: Smoking remains the leading preventable cause of death, according to the Center for Disease Control, and kills 480,000 Americans yearly. — Getty Images

Nearly half of cancer deaths linked to preventable risk factors: Study

PHOTO: Rev. Jesse Jackson attends the Cannes Lions Festival 2017 in Cannes, France. — Francois G. Durand/Getty Images

Parkinson's disease: What you need to know in wake of Jesse Jackson's diagnosis

PHOTO: Julia Roberts, as Isabel, and Jason Tremblay, as Auggie, in a scene from "Wonder." — Lionsgate

Treacher Collins syndrome: What you need to know

PHOTO: A rendering of the packaging for Abilify MyCite by Otsuka America Pharmaceutical, Inc. — Otsuka America Pharmaceutical, Inc. via AP

Digital pill that 'talks' to your smartphone approved for first time

PHOTO: The American Heart Association has changed the definition of "hypertension" for the first time in 14 years, moving the number from 140/90 mm Hg to 130/80 mm Hg. — Getty Images

More than 103 million Americans will have high blood pressure under new guidelines

Obamacare health plans still available despite uncertainty over law's future

PHOTO: Aaron Hernandez listens to testimony during the murder trial of the former New England Patriots tight end at Bristol County Superior Court in Fall River, Mass., March 31, 2015. — Boston Globe via Getty Images

Aaron Hernandez's violent end: Was CTE to blame?

PHOTO: A Yemeni child, who is suspected of being infected with cholera, receives treatment at a hospital in the capital Sanaa, on Aug. 12, 2017. — Mohammed Huwais/AFP/Getty Images

Cholera in Yemen: What you need to know

PHOTO: Fertilized eggs are placed into an incubator. — Medic Image/Getty Images/Universal Images Group

Groundbreaking study demonstrates promise and controversy of gene editing in embryos

PHOTO: A man smokes an e-cigarette in this undated stock photo. — Getty Images

E-cigarettes may help smokers quit after all

PHOTO: Drinking coffee is linked to a decreased risk of death, according to two recent studies published in the journal Annals of Internal Medicine. — Photothek via Getty Images

Java drinkers, rejoice: Coffee may help you live longer

The latest lifestyle and entertainment news and inspiration for how to live your best life - all from Good Morning America.

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