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  • Women's Health: A Legacy of Commitment

    NHLBI Director Dr. Gary H. Gibbons discusses the institute’s continuing commitment to women’s heart health.

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  • Emotional Stress & Heart Disease

    Learn more about NHLBI-funded researcher Dr. Viola Vaccarino and her work in the role of psychological stress on heart disease risk.

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  • Science Images Soar at Airport Art Show

    Microscopic images from NHLBI researchers, grantees, on display at Dulles International Airport and an accompanying online gallery. Learn more.

    Microscopic image of fat cells
  • Fun Family Recipes

    The NHLBI and the NIH have provided more than 40 healthy recipe cards for you and your family, from breakfast to dinner to snacks. Check them out, and happy cooking!

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Health Topics

The NHLBI provides science based, plain-language information related to heart, lung, and blood diseases and conditions and sleep disorders.

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Clinical trials are a key research tool for advancing medical knowledge and patient care. Find out more about clinical trials available for patients.

NHLBI Systematic Reviews and Guidelines

Trustworthy guidelines should be based on a systematic evidence review, developed by panel of multidiciplinary experts, provide a clear explanation of the logical relationships between alternative care options and health outcomes, and provide ratings of both the quality of evidence and the strength of the recommendations.

NHLBI Systematic Evidence Reviews

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NOT-HL-14-232: Notice of NHLBI Discontinuation of Grant Program "Ancillary Studies in Clinical Trials (R01)"External link Disclaimer

NOT-HL-14-233: Notice to Extend the Response Date for the NOT-HL-14-030 "Request for Information (RFI): NHLBI WholeExternal link Disclaimer

See the NHLBI funding page

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The NHLBI is committed to helping researchers establish independent careers. To this end, the Institute has posted a Web page listing resources available.

Inside NHLBI

Featured Fact Sheet

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Senior Investigator Tackles Severe Asthma: Searching for Novel Treatments One Trial at a Time
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Director's Message
Why Do Fruit Flies Take Naps? NHLBI Investigator Studies Connections Between Sleep Patterns and Gene Networks in Fruit Flies

Gary H. Gibbons
August 19, 2014

When NIH researchers talk about genome-wide association studies (GWAS), they’re often talking about research that compares DNA markers across the genome in people with a disease to people without the disease. In the case of NHLBI’s Dr. Susan Harbison, she’s most likely talking about the DNA and genome of Drosophilia, aka, the common fruit fly....
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