National Heart, Lung, and Blood Institute

Featured Articles :

People living in major cities are likely to experience higher temperatures due to the urban heat island effect.
March 26, 2024

Hotter days put human health at risk

Extreme heat and unpredictable weather patterns are big news around the world. But did you know that climate change is...

Environmental Health
Dr. Gary H. Gibbons is the Director of NHLBI.
March 07, 2024

Meet the Director: Gary H. Gibbons, M.D., National Heart, Lung, and Blood Institute

For 75 years, the National Heart, Lung, and Blood Institute (NHLBI) has studied many different diseases and conditions that are distinct...

Meet the Director, Cardiovascular Disease, Heart Diseases

NIH-supported research is improving our understanding of blood clots and clotting disorders.
February 29, 2024

How researchers at the National Heart, Lung, and Blood Institute are unblocking the science of blood clots

Blood clots can form when substances in the blood clump together. While this is a normal part of the healing...

Blood Clots, NIH Research
Blood clots can form in your body’s blood vessels.
February 27, 2024

The basics of blood clots: What you need to know

What are blood clots? Blood clots are made of proteins, platelets, and other cells in the blood that thicken and...

Blood Clots

About 1 in 3 adults in the United States say they don’t get enough sleep.
January 02, 2024

‘Why can’t I sleep?!’

A good night’s rest does more than energize you—sleep can affect your mood, keep your heart healthy, and help you...

Sleep, Healthy Sleep, Sleep Disorders, Health Disparities
Dr. Marishka K. Brown is the Director of the National Center on Sleep Disorders Research.
December 19, 2023

Ask an Expert: Marishka K. Brown, Ph.D., Director of the National Center on Sleep Disorders Research

Sleep is second nature. But for biomedical research, sleep is a relatively new field of study. Marishka K. Brown, Ph...

Sleep, Healthy Sleep

'TODAY' anchor Al Roker had a close call with blood clots last Thanksgiving but is recovering with help from doctors and family.
December 01, 2023

An almost perfect storm

Al Roker is an American television icon. The TV news journalist, producer, and author has been informing and engaging Americans...

Blood Clots, Cardiovascular Disease
AFib may cause you to feel like your heart is skipping a beat, fluttering,  pounding, or beating too hard or fast.
July 27, 2023

Atrial fibrillation: What you need to know

Atrial fibrillation is also known as AFib or AF. AFib is the most common type of arrhythmia disorder (when your...

Heart Diseases

NBA Hall of Famer Kareem Abdul-Jabbar has been spreading the word about atrial fibrillation since being diagnosed with the condition in 2021.
July 20, 2023

Kareem Abdul-Jabbar speaks out about heart health

Kareem Abdul-Jabbar is a master of rebounds. On the basketball court, the six-time NBA Most Valuable Player’s offense made history....

Cardiovascular Disease, Heart Diseases
After living with sickle cell disease for decades, Tesha Samuels underwent gene therapy at National Institutes of Health.
March 01, 2023

Tesha Samuels advocates for others after living with sickle cell disease

Sickle cell disease affects more than 100,000 people in the United States every year, and for three decades, Tesha Samuels was...

Sickle Cell Disease

Personal Story

 Elizabeth Fitch has a genetic condition that causes high cholesterol.
April 22, 2021

Genetic condition teaches teen importance of heart health

Elizabeth Fitch is a lot like other teens. She enjoys spending time with her friends. She's a member of...

Cholesterol, Personal Story, Children and Teenagers, Women
Sara Santiago likes to run and lift weights to stay active.
February 04, 2021

Personal Story: Sara Santiago

Sara Santiago, 40, was never an athlete. She joined gyms and exercised on occasion, but never found a routine she could...

Physical Activity, Personal Story, Men, Seniors, Women