ISTOCK, SELIMAKSAN
Mitochondrial Infusions Given to Babies with Heart Damage
Mitochondrial Infusions Given to Babies with Heart Damage
Among 11 infants treated to date, most survived and their heart function improved.
Mitochondrial Infusions Given to Babies with Heart Damage
Mitochondrial Infusions Given to Babies with Heart Damage

Among 11 infants treated to date, most survived and their heart function improved.

Among 11 infants treated to date, most survived and their heart function improved.

heart attack
Cardiac Cell Transplants Help Monkeys’ Hearts
Cardiac Cell Transplants Help Monkeys’ Hearts
Ashley Yeager | Jul 2, 2018
The organ’s blood-pumping capacity improved with the infusion of cells, a study shows.
Image of the Day: Cold Hearted 
Image of the Day: Cold Hearted 
The Scientist Staff | Jan 22, 2018
Cardiologists have found a way to cool the human heart in a localized way to help reduce muscle damage from heart attacks. 
Why Afternoon Open Heart Surgery Is Better for Patient Outcomes
Why Afternoon Open Heart Surgery Is Better for Patient Outcomes
Catherine Offord | Oct 27, 2017
Research in human patients and mice reveals the role of the circadian clock in the risk of heart damage at different times of day.
Image of the Day: Un-break My Heart
Image of the Day: Un-break My Heart
The Scientist Staff | Aug 8, 2017
A failing heart is easily distinguished from a healthy one by numerous tell-tale signs, including its slender, stretched-out walls, increased size, and pooled blood clots.
Bright Lights and Bacteria Treat Rats’ Heart Attacks
Bright Lights and Bacteria Treat Rats’ Heart Attacks
Ruth Williams | Jun 14, 2017
Injecting photosynthetic microbes into oxygen-starved heart tissue can improve cardiac function in rodents. 
PCSK9 Drug Reduces Heart Disease Risk
PCSK9 Drug Reduces Heart Disease Risk
Diana Kwon | Mar 21, 2017
A cholesterol-lowering drug significantly cut the risk of heart attack and stroke in a recent study. But is it worth the steep cost?
Donor Stem Cells Improve Cardiac Function
Donor Stem Cells Improve Cardiac Function
Kerry Grens | Oct 12, 2016
After a heart attack, monkeys given induced pluripotent stem cell–derived cardiomyocytes show more regeneration in the organ, but with risks.
If It Ain't Broke . . .
If It Ain't Broke . . .
Kerry Grens | Jan 1, 2016
Is there room to improve upon the tried-and-true, decades-old technology of artificial hearts?
Gel Heals Heart Attack Injury
Gel Heals Heart Attack Injury
Kerry Grens | Sep 18, 2015
A collagen patch seeded with a regenerative protein helps mice and pigs regain cardiac function after a heart attack.