A new study of 3/4 million people finds that exercise can reduce the risk of breast, colon, liver, kidney, and uterine cancers-- as well as multiple myeloma and Non-Hodgkins lymphoma. And more exercise appears to be more protective. Dr. Devi discusses it on HLN Morning Express.

A former FDA adviser speaks out against LASIK. Is it safe to test makeup at the counter? And Dollar Tree receives a warning letter from the FDA. Deirdre Bolton and Dr. Devi Nampiaparampil discuss it on After the Bell/ Fox Business.

Cyril Vanier and Dr. Devi Nampiaparampil discuss a new study showing a link between trans fats and the development of dementias including Alzheimer's Disease on CNN Your World Today.

The NYC Medical Examiner rules Jeffrey Epstein's death a suicide by hanging. Ashley Webster, Robert Gray, and Dr. Devi Nampiaparampil weigh in on The Evening Edit on Fox Business Network.

Scientists Build a Heart Using a 3D Printer and stem cells. And what are common sleep myths that could worsen your health? Dari Alexander, Steve Lacy and Dr. Devi Nampiaparampil discuss it on Fox 5 NY.

Should all women be screened for the BRCA mutation that increases the risk of breast and ovarian cancer? And what are the risks of sedentary behavior for women-- even if you exercise aggressively afterward? Steve Lacy, Dari Alexander, and Dr. Devi Nampiaparampil discuss it on Fox 5 NY.

Statistical data from the UK suggests that obesity could be a greater contributor to liver, kidney, colon, and ovarian cancer than tobacco. Jon Scott and Dr. Devi Nampiaparampil discuss it on Fox News America's Newsroom.

Can we use genetic testing to personalize our diets? Steve Lacy, Dari Alexander, and Dr. Devi Nampiaparampil discuss it on Fox 5 NY.

Research suggests teens could benefit from obesity surgery but could there be more risks? And do processed foods increase your appetite? Dari Alexander, Steve Lacy and Dr. Devi Nampiaparampil discuss it on Fox 5 NY.

Dari Alexander, Steve Lacy, and Dr. Devi Nampiaparampil discuss new salt guidelines. And a new study suggests many seniors do not get routine memory screening.

Oral peanut immunotherapy carries some risks; and what causes cavities?

The autopsy of Raniya Wright showed that she had an undiagnosed blood vessel disorder that most likely killed her; Christi Paul, Diane Gallagher, and Dr. Devi Nampiaparampil discuss it on HLN's Morning Express.

Another scare at LAX airport-- just in time for Easter. And Shira Goldschmidt, a baby who was under one year old, and therefore too young for the measles vaccine, got infected. Her mother is furious. Christi Paul and Dr. Devi Nampiaparampil discuss it on HLN's Morning Express.

New cases of confirmed measles pop up in Washington and Texas. Shyann Malone and Dr. Devi Nampiaparampil discuss it

Correction from Dr. Devi: 6000 people worldwide died per year before the measles vaccine.

Gaining too much weight during pregnancy could correlate with complications during labor and delivery; and could 3-4 eggs per week be bad for cholesterol and heart disease? Steve Lacy, Dari Alexander, and Dr. Devi discuss it on Fox 5 NY.

A new class of medications (Nerve-Growth-Factor Inhibitors) are being investigated for the treatment of osteoarthritis; and is it harder to forget than to remember? Dr. Devi Nampiaparampil explains on Fox 5 NY.

Darla Shine tweets for childhood diseases, like measles, to come back-- to protect against cancer. Don Lemon, Dr. Devi Nampiaparampil, and Juliette Kayyem discuss her tweet- and the recent measles outbreaks-- on CNN Tonight.