Scientists find new possible link between heart disease, niacin
Cleveland Clinic researchers have identified a pathway that contributes to cardiovascular disease associated with high levels of niacin, a common B vitamin previously recommended to lower cholesterol.
February 19, 2024
Additional Live Streams
Top Stories
Top Stories
Trump renews threats that US should expand overseas territories
1 hour agoSigns Russian anti-aircraft fire may have caused deadly plane crash
4 hours ago2nd stowaway found on board Delta flight
1 hour agoMega Millions jackpot climbs to over $1 billion
3 hours agoHail and tornadoes slam states overnight
4 hours agoPregnant woman stabbed 14 times by pizza delivery driver over $2 tip: Police
Dec 27, 2024New bird flu warning for pet owners
Dec 27, 2024Mortgage rates rise to 5-month high
3 hours agoBy The Numbers: Holiday gift returns on the rise
Dec 26, 2024Teen sets basketball record while battling cancer
Dec 27, 2024Biggest travel trends for 2025
3 hours agoDrone owner helps save dog from frozen lake
Dec 27, 2024Typewriter poet's impromptu poetry helps strangers heal
Dec 27, 2024'The Year: 2024 with Robin Roberts'
Dec 26, 2024Pheonix airport shooting leaves 4 people injured
Dec 26, 20242024 Holiday shopping surges
Dec 26, 2024International committee warns of growing global humanitarian need
Dec 26, 2024Marianne Williamson launches bid for DNC chair
Dec 26, 2024King Charles thanks medics for his, Kate's cancer care
Dec 26, 2024Actors and musicians we said goodbye to in 2024
Dec 26, 20242024 Year in Review — Biggest news stories of the year
Dec 26, 2024Beyoncé steals the show with 'Cowboy Carter' halftime performance
Dec 26, 2024Nonprofit aims to fight hunger during the holidays and beyond
Dec 26, 2024Israeli forces conduct strikes on Houthi targets in Yemen: IDF
Dec 26, 2024Trump vows to seek executions as Biden commutes sentences
Dec 26, 2024‘Inmate assault’ leaves corrections officer dead, authorities say
Dec 26, 2024Pandas at National Zoo appear in new video ahead of public debut
Dec 26, 2024Millions of Americans hit the sky and roads in post-Christmas travel rush
Dec 26, 2024FDA raises recall on Costco eggs to highest alert
Dec 26, 2024New Year’s Eve countdown ramps up
Dec 26, 2024
ABC News Live Presents
ABC News Live Presents
Shot in the Dark: Weight Loss Injection Wars
Nov 25, 2024October 7th: The Race to Survive
Oct 07, 2024January 6th: The Fight to Rewrite History
Oct 03, 2024The President and First Lady of Ukraine | Robin Roberts Reporting
Sep 25, 2024Maui Strong 808: Rising from the Ashes
Aug 08, 202410 Million Names
Jun 19, 2024Generation Swipe
May 23, 2024Amplified: Asian American Native Hawaiian Pacific Islander Voices
May 16, 2024The Power of Us: People, Climate and Our Future
Apr 25, 2024Trashed: The Secret Life of Plastic Exports
Apr 23, 2024Toll of War: The José Andrés Interview | Martha Raddatz Reports
Apr 08, 2024Fertility in America | Rebecca Jarvis Reporting
Mar 28, 2024One-on-One: A Conversation with Robin Roberts and Caitlin Clark
Mar 15, 2024After the Fall: A Conversation with Robin Roberts and Jenifer Lewis
Mar 12, 2024Prince Harry's Mission: Life, Family and Invictus Games
Feb 23, 2024Tackling Mental Health | Michael Strahan Reports
Feb 16, 2024Severed: Diabetes Denial and Mistrust
Feb 15, 2024Exodus: Global Migration
Jan 26, 2024Battle Cry: Fighting Assault in the Military
Dec 08, 2023Fallout: Two Nations Under Uranium
Nov 30, 2023The American Classroom
Nov 17, 2023Disaster Uninsured
Nov 16, 2023Hispanic Heritage Month: Entre Nos - 1st Gen
Sep 28, 2023Hispanic Heritage Month: Entre Nos – 2nd Gen
Oct 09, 2023Hip-hop at 50: The architect, the First Amendment and the fashion explosion
Aug 23, 2023Elliot Page: In His Own Words
Jun 19, 2023Culture Conversations - CC: AANHPI Heritage Month
May 25, 2023Trashed: The Secret Life of Plastic Recycling
May 24, 2023The Power of Water
Apr 20, 2023Tone Death: Loss & Hip-Hop
Mar 14, 2023
ABC News Specials on
Impact X Nightline: On the Brink
Dec 14, 2023Impact X Nightline: Unboxing Shein
Nov 27, 2023The Lady Bird Diaries
Nov 27, 2023Impact X Nightline: It's Britney
Nov 27, 2023Impact X Nightline: Natalee Holloway -- A Killer Confesses
Nov 27, 2023Impact X Nightline: Who Shot Tupac?
Nov 27, 2023Wild Crime
Oct 26, 2022Impact x Nightline
Oct 28, 2022Power Trip: Those Who Seek Power and Those Who Chase Them
Sep 27, 2022The Murders Before the Marathon
Sep 01, 2022The Ivana Trump Story: The First Wife
Jul 25, 2022Aftershock
Jul 18, 2022Mormon No More
Jun 22, 2022Leave No Trace: A Hidden History of the Boy Scouts
Jun 15, 2022Keeper of the Ashes: The Oklahoma Girl Scout Murders
May 20, 2022The Orphans of COVID: America's Hidden Toll
May 13, 2022Superstar: Patrick Swayze
Apr 14, 2022The Kardashians -- An ABC News Special
Apr 05, 202224 Months That Changed the World
Mar 30, 2022Have You Seen This Man?
Mar 22, 2022
