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What's New
PubMed · August 15, 2026
Researchers found that for people with a blockage in the left main coronary artery — the heart's most important supply line — the way doctors guide a stenting procedure may matter a great deal. Using imaging tools (like ultrasound inside the artery) to guide the stent placement was linked to fewer serious heart problems like heart attacks or strokes compared to using standard X-ray pictures alone, and it performed similarly to open-heart bypass surgery. This is early research and hasn't yet changed treatment guidelines.
Guidelines
PubMed (Guideline Reviews) · August 1, 2026
According to the European Society of Cardiology guidelines, as endorsed by the Netherlands Society of Cardiology, people with chronic coronary syndromes — a long-term condition where the heart's arteries are narrowed or partially blocked — should be assessed using a personalized risk model that weighs their specific risk factors to decide which heart tests are most appropriate for them. The guidelines provide updated direction on choosing the right non-invasive imaging test (meaning scans that don't require entering the body), as well as how to evaluate artery blockages during more involved heart procedures. This matters because matching the right tests to the right patients helps doctors catch problems more accurately and tailor care more effectively.
Ask your doctor: Ask the doctor whether the patient's treatment plan for chronic coronary syndromes follows the 2024 European Society of Cardiology guidelines and if there are any changes to how the patient's condition should be managed.
Guidelines
ScienceDaily · July 22, 2026
A review by the American Heart Association found that up to 400 milligrams of caffeine a day — about three to five cups of regular black coffee — appears to be generally safe for the heart and may even be linked to lower chances of heart disease, stroke, and Type 2 diabetes. However, the source of caffeine matters a lot: highly concentrated energy drinks and shots were linked to raised blood pressure and irregular heartbeats, which can be dangerous. People with heart failure or other heart conditions may want to talk with their doctor before making changes to their caffeine habits.
What's New
PubMed · July 21, 2026
Researchers found that using a special drug-coated balloon — instead of automatically placing a small metal scaffold (called a stent) — to open blocked heart arteries produced results just as good as the standard stent approach in people with coronary artery disease, which is a condition where the arteries supplying the heart become narrowed or blocked. The balloon is coated with a medicine that helps prevent the artery from narrowing again, and it was tested in over 3,300 patients across 62 locations, with serious heart problems like heart attacks or strokes occurring at similar rates in both groups over one year. This matters because leaving less permanent hardware inside the heart's arteries may reduce certain long-term complications, though about 1 in 5 patients in the balloon group still needed a stent placed as a backup. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 17, 2026
Researchers found that for people who had heart bypass surgery (a procedure to reroute blood flow around blocked heart arteries) after a heart attack or related event, taking two blood-thinning medications together — specifically ticagrelor plus aspirin — did not clearly reduce serious heart problems or death compared to taking aspirin alone, and there was a trend toward slightly more serious bleeding with the combination. This matters because doctors often wonder whether adding a second blood thinner after bypass surgery truly helps or just raises the risk of dangerous bleeding. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 16, 2026
Researchers found that people with blockages in multiple heart arteries who had a stent placed may benefit from taking two blood-thinning medications together for an extra year — beyond the usual 12 months — rather than switching to just one. In the study, those who continued with both medications were less likely to experience serious heart problems like heart attacks or strokes over the following years. This is early research and hasn't yet changed treatment guidelines.
Ask your doctor: Ask the doctor whether the patient should continue taking both clopidogrel and aspirin for another 12 months instead of just aspirin alone, since the patient has done well on dual therapy for the first year after the stent.
What's New
The Lancet · July 15, 2026
Researchers found that people with atrial fibrillation — an irregular heartbeat that raises the risk of stroke — face a tricky balancing act if they also need a procedure to open blocked heart arteries. They need blood-thinning medication to prevent strokes, but also separate medications to keep the newly placed artery stent working properly, and combining these raises the risk of dangerous bleeding. This is early research and hasn't yet changed treatment guidelines.
What's New
NEJM · July 15, 2026
Researchers found that people with coronary artery disease — a condition where the arteries supplying the heart become narrowed — may benefit from taking two blood-thinning medications together for a longer period of time than currently typical, which could help lower the chances of serious heart problems like heart attacks or strokes. However, the tradeoff is that staying on both medications longer also raises the risk of bleeding, so finding the right balance is key for each person and their situation. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 15, 2026
Researchers found that a balloon-based treatment approach (called a drug-coated balloon, which delivers medicine directly to the artery wall without leaving a permanent device behind) worked just as well as traditional stents — small metal scaffolds — at preventing serious outcomes like heart attacks or death in people with coronary artery disease (a condition where the heart's blood vessels become narrowed or blocked). What stood out, though, was that people treated with the balloon approach had significantly fewer serious bleeding episodes, which can be a real concern after heart procedures. This is early research and hasn't yet changed treatment guidelines.
What's New
ScienceDaily · July 14, 2026
A press release highlights a finding that exercise doesn't just make the heart stronger — it also changes the way the nerves controlling the heart work, almost like rewiring the system. For people with atrial fibrillation (an irregular heartbeat), this could be meaningful because those same nerves play a role in keeping the heart's rhythm steady. Researchers believe this discovery might one day help doctors tailor treatments more specifically to each person's heart condition.
What's New
JAMA · July 14, 2026
Researchers found that eating a lot of ultraprocessed foods — things like packaged snacks, fast food, and ready-made meals that are heavily manufactured and contain many added ingredients — may be linked to a higher risk of serious heart problems like heart attacks or strokes, as well as a greater chance of death overall. For people with type 2 diabetes, who are already at higher risk for heart-related complications, this connection could be especially important to be aware of. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 14, 2026
A study found that people who followed a Mediterranean diet — which includes plenty of vegetables, olive oil, fish, and whole grains — and also drank moderate amounts of wine (fewer than three glasses a day) had lower rates of serious heart problems like heart attacks or strokes and lower rates of death compared to those who followed the diet less closely. However, drinking three or more glasses of wine per day did not show the same benefit, and when researchers accounted for certain statistical pitfalls, the wine-specific effect became less clear-cut, making it hard to say confidently that wine itself deserves the credit. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 7, 2026
Researchers found that people who had previously undergone a procedure to open blocked heart arteries (called a PCI, where a small tube called a stent is often placed to keep an artery open) but had never had a heart attack may benefit from a powerful cholesterol-lowering injection called evolocumab — those who took it were significantly less likely to experience serious heart problems like heart attacks or strokes over about five years. This matters because it suggests that aggressively lowering LDL cholesterol (the 'bad' cholesterol that can clog arteries) might help protect this specific group of heart patients even before a heart attack ever occurs. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 7, 2026
A study found that people with coronary artery disease — a condition where the heart's blood vessels become narrowed or blocked — had notably better relief from chest pain (called angina) after a procedure called angioplasty, but only when the blockage was concentrated in one spot rather than spread out along the vessel. In other words, the shape and location of the blockage may help predict who benefits most from this type of procedure. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 7, 2026
Researchers found that people with a completely blocked coronary artery — one of the vessels that supplies blood to the heart — felt noticeably better after having it reopened with a minimally invasive procedure called PCI (where doctors use a small tube and balloon to clear the blockage) compared to those who were treated with medications alone. After one year, those who had the procedure reported fewer episodes of chest pain and a better overall quality of life. This is early research and hasn't yet changed treatment guidelines.
Ask your doctor: Ask the doctor whether having a procedure to open up the blocked artery (PCI) would help improve the patient's chest pain and quality of life more than just taking medicines for the blockage.
What's New
JAMA · July 7, 2026
Researchers found that certain common food preservatives — ingredients added to packaged foods to keep them fresh longer — may be linked to high blood pressure and serious heart problems like heart attacks or strokes. This could matter for people with high blood pressure, since it suggests that everyday food choices, not just salt or fat, might play a role in heart health. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 7, 2026
A study found that people with atrial fibrillation (an irregular heartbeat that raises stroke risk) and stable coronary artery disease (narrowed heart arteries) who took a blood-thinning medication called edoxaban alone had significantly fewer harmful health events over 12 months compared to those who took edoxaban combined with an antiplatelet drug (a medication like aspirin that helps prevent blood clots). Most of the difference came from bleeding, which happened much more often in the combination group, while rates of serious heart problems like heart attacks or strokes and death were similar between the two groups. This is early research and hasn't yet changed treatment guidelines.
Ask your doctor: Ask the doctor whether the patient might do better taking just edoxaban alone rather than edoxaban plus aspirin or another blood thinner, since the patient has both atrial fibrillation and heart disease.
What's New
PubMed · July 1, 2026
A study found that colchicine — a medication that's been used for decades to treat gout and inflammation — may help protect people with coronary artery disease (a condition where the heart's blood vessels become narrowed or blocked) from serious heart problems like heart attacks or strokes. Researchers found that taking a low dose (0.5 mg once daily) for more than six months appeared to preserve that heart-protective benefit while the risk of stomach and digestive side effects, which were a concern at higher doses, became much less of an issue. This is early research and hasn't yet changed treatment guidelines.
Ask your doctor: Ask the doctor whether colchicine might help reduce the patient's risk of another heart attack or stroke, and whether the potential stomach problems from taking it would be worth that benefit.
What's New
PubMed · July 1, 2026
Researchers found that for people with blocked heart arteries who had a procedure to open them up (called a stent procedure), taking aspirin alone versus clopidogrel alone — both blood-thinning medicines — after the first month made no significant difference in rates of serious heart problems like heart attacks or strokes, or in bleeding risks, regardless of whether patients had experienced a recent cardiac emergency beforehand. This was true even among patients considered at higher risk for bleeding complications. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 1, 2026
A study found that a simple breathing and relaxation method called the Benson relaxation technique — which involves slow, focused breathing paired with a calming word or phrase — helped reduce anxiety in people with heart conditions. Researchers combined results from 8 smaller studies involving 538 patients and found a meaningful drop in anxiety scores, along with some improvements in heart rate and blood pressure. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 1, 2026
Researchers found that people with coronary artery disease — a condition where the heart's arteries become narrowed or blocked — who took ticagrelor (a blood-thinning medication) on its own after a procedure to open or bypass those arteries had fewer serious heart problems like heart attacks or strokes, and a lower risk of death, compared to those who took aspirin alone, with no meaningful difference in serious bleeding between the two groups. This finding is notable because aspirin has long been the standard go-to option after these procedures, so the idea that a different blood thinner might work better is a significant question worth following. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 1, 2026
Researchers found that when doctors place a stent in a blocked heart artery, the way they measure and size that stent makes a meaningful difference in outcomes for people with coronary artery disease (a condition where the heart's arteries become narrowed or blocked). Specifically, using a sizing method based on the outer wall of the artery led to a 36% higher chance of serious heart problems like heart attacks or strokes compared to a method based on the inner channel of the artery — suggesting that the simpler, inner-channel approach may actually be the safer choice. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 1, 2026
Researchers found that for people with heavily calcified arteries needing a procedure to open a blockage, one technique called intravascular lithotripsy — which uses gentle sound waves to break up calcium deposits — may lead to lower rates of death, serious heart problems like heart attacks or strokes, and a complication where blood flow slows dangerously during the procedure, compared to a different technique called rotational atherectomy, which uses a tiny spinning device to drill through the calcium. The analysis pooled results from 12 studies involving about 1,200 patients, which is a relatively small number. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · July 1, 2026
Researchers found that tiny calcium deposits in the walls of heart arteries — called spotty calcification — may be a warning sign that a plaque buildup is unstable and more likely to rupture, which can trigger a heart attack. These small calcium spots can now be spotted on routine heart imaging scans, and some medications like statins and omega-3 fatty acids are being studied for their effect on how these deposits form and grow. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · June 30, 2026
A study found that people with coronary artery disease — a condition where the arteries supplying blood to the heart become narrowed — who took part in a structured home-based recovery program led by a nurse reported significantly better quality of life and healthier habits after six months compared to those who received standard care. The program included exercise guidance, diet counseling, and regular check-in calls over 24 weeks. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · June 23, 2026
Researchers found that when heart specialists held a real-time online meeting during a patient's heart imaging procedure — instead of waiting for a separate in-person meeting afterward — people with complex coronary artery disease (a condition where multiple major heart arteries are significantly blocked) waited fewer days to start treatment, with no increase in serious heart problems like heart attacks or strokes over the following year. This approach also reduced the need for repeat procedures and made it easier for surgeons to participate in the decision-making process. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · June 16, 2026
Researchers found that clinics run by nurses — instead of the usual doctor or specialist — may slightly reduce the chances of coronary artery disease (a condition where the arteries supplying the heart get narrowed) getting worse, and may also help lower blood pressure and cholesterol a little. Looking at 29 studies involving thousands of patients, researchers saw these modest benefits compared to standard care, though the difference in death rates was very small and not statistically meaningful. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · June 15, 2026
Researchers found that people with heart disease or heart failure who got a flu shot were significantly less likely to die or have a heart attack compared to those who didn't get vaccinated — in fact, one analysis showed a 38% lower risk of death, with the strongest benefit in the first four months after getting the shot. The finding held up across different ages and types of heart conditions, which adds to the confidence in the result. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · June 15, 2026
Researchers found that using detailed internal imaging tools — ultrasound or light-based cameras placed inside the arteries — to guide a common heart procedure called a stent placement was linked to significantly fewer serious heart problems like heart attacks or strokes compared to using standard X-ray imaging alone, in people with blockages in multiple heart arteries. Across five studies involving more than 3,000 patients, those whose procedures were guided by these internal imaging tools were about 40–50% less likely to experience serious heart problems afterward. This is early research and hasn't yet changed treatment guidelines.
What's New
PubMed · June 12, 2026
Researchers found that certain supplements — especially magnesium and vitamin D — may help improve how well blood vessels work in people with high blood pressure or heart disease, by helping the vessels expand and contract more easily (a sign of healthy blood vessel function). Other supplements like flaxseed, folic acid, and omega-3 also showed some benefit, though the evidence behind those was weaker. This is early research and hasn't yet changed treatment guidelines.
For informational purposes only. Not medical advice. Always consult a physician before making any health decisions.