Skip to main content

Heart Health Archive

Articles

How many cups of coffee per day are safe?

Drinking up to five cups of coffee per day is safe for most people and may lower the risk of heart disease and stroke, according to a 2026 statement from the American Heart Association.

For sleep apnea, a dental device may be as effective as CPAP

For people with sleep apnea and hypertension, using a mandibular advancement device provided similar blood pressure control and less daytime sleepiness as continuous positive airway pressure, according to a 2026 study.

Cerebral amyloid angiopathy: A little-known cause of cognitive decline and stroke

Cerebral amyloid angiopathy is a common condition that causes amyloid to build up in tiny blood vessels on the brain’s surface. It can lead to gradual cognitive decline, brain bleeds, and hemorrhagic strokes.

Can you treat inflammation to lower heart risk?

While a large study found that a drug to lower inflammation failed to prevent heart attacks and related risk, inflammation is still important in the development of coronary artery disease.

Deprescribing heart medications

People with cardiovascular disease often take five or more medications, some of which may be unnecessary, inappropriate, or even harmful. For some people, stopping or lowering the dose of certain medications under a doctor’s guidance (deprescribing) may be a good strategy.

What does carotid artery dissection mean?

Carotid artery dissection can affect blood flow to the brain. Explore possible symptoms, causes, and the tests and treatments doctors may consider.

Top questions about heart valve replacement

Replacement heart valves, which are mechanical (made of metal or carbon) or tissue (made from heart tissue from a cow or pig), are inserted during either open-heart surgery or a minimally invasive procedure. The best option for each person depends on age and other factors.

Can allergies affect blood pressure?

Some allergy medicines and nighttime symptoms may affect blood pressure in unexpected ways. Find out what to watch for before choosing a treatment.

Shingrix shingles vaccine linked with lower heart disease risks

Avoiding a painful shingles attack is reason enough to get vaccinated, but protecting your heart may be another. A major study found that people who received two doses of the Shingrix vaccine have a 9% lower risk of serious heart-related issues over seven years compared to those who got the old Zostavax vaccine.

Is there a link between fatty liver and high blood sugar?

A fatty liver diagnosis and a high blood sugar reading may point to more than one concern. See what these findings could mean for your health.

Free Healthbeat Signup

Get the latest in health news delivered to your inbox!

Sign Up
Harvard Health Publishing Logo

Thanks for visiting. Don't miss your FREE 38-page gift.

PLUS, don’t miss out on your 25% off promo code.

Sign up to get tips for living a healthy lifestyle—You’ll discover powerful, research- backed strategies for health longevity drawn from Harvard Medical School experts—ways to eat for a longer life, build strength and flexibility to stay independent, protect your bones, heart, and brain as you age, and even cultivate the habits linked with “super-agers” who stay sharp and active well into their 80s and 90s—all delivered to your email box FREE.

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of HEALTHBEAT ESSENTIALS: 10 Keys to Living Well at Any Age!.

Harvard Health Publishing Logo

Stay on top of latest health news from Harvard Medical School.

Plus, get a FREE copy of HEALTHBEAT ESSENTIALS: 10 Keys to Living Well at Any Age.