Topics
The cardiology textbook, rewritten for humans.
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Symptoms 9 guides
- Chest Pain (When to Worry)
- Shortness of Breath (Cardiac Causes)
- Leg Swelling (Cardiac Causes)
- Cardiac Fatigue
- Palpitations (Fluttering, Pounding, Skipped Beats)
- Lightheadedness vs. Passing Out
- Orthopnea, PND & Night Cough
- Micturition Syncope (Fainting with Urination)
- Orthostatic Hypotension (Standing & Lightheadedness)
Conditions 48 guides
- Hypertension (High Blood Pressure)
- Secondary Hypertension (When BP Has a Cause)
- Coronary Artery Disease
- Heart Attack (Myocardial Infarction)
- Heart Failure with Preserved EF (HFpEF)
- Heart Failure with Reduced EF (HFrEF)
- ATTR Cardiac Amyloidosis
- Obstructive Sleep Apnea & the Heart
- Diabetes and Coronary Artery Disease
- Metabolic Syndrome
- High Triglycerides (Hypertriglyceridemia)
- Holiday Heart Syndrome
- Hypertrophic Cardiomyopathy (HCM)
- Apical HCM (Apical Variant)
- Understanding A1C
- What is Eccentric Hypertrophy
- Concentric Remodeling (Echo Finding)
- Takotsubo (Stress Cardiomyopathy)
- Ventricular Tachycardia
- Atrial Flutter vs. AFib
- PVCs (Premature Ventricular Contractions)
- Sinus Arrhythmia (Breathing-Linked Heart Rate)
- Ectopic Atrial Rhythm (Non-Sinus Beat)
- Wandering Atrial Pacemaker (Shifting P Waves)
- Multifocal Atrial Tachycardia (MAT)
- Cardiac Sarcoidosis
- Constrictive Pericarditis vs. Restrictive Cardiomyopathy
- Pericarditis
- Myocarditis (Heart Muscle Inflammation)
- Long QT, Brugada & CPVT (Channelopathies)
- Left Bundle Branch Block (LBBB)
- Right Bundle Branch Block (RBBB)
- MINOCA (Heart Attack with Clean Arteries)
- SCAD (Spontaneous Coronary Artery Dissection)
- Myocardial Bridging
- Supraventricular Tachycardia (SVT)
- POTS (Postural Orthostatic Tachycardia Syndrome)
- Heart Attack Under 50
- Pregnancy and the Heart
- Heart Disease After Menopause
- Cardio-Oncology
- Bicuspid Aortic Valve
- Mitral Regurgitation
- Aortic Regurgitation
- Aortic Stenosis
- Ascending Aortic Ectasia and Aneurysm
- Pulmonary Embolism (Blood Clot in the Lung)
- CTEPH (Chronic Thromboembolic Pulmonary Hypertension)
Diagnostic Tests & Labs 10 guides
Medications 29 guides
- Amiodarone Risks and Benefits
- DAPT After Stents (Dual Antiplatelet Therapy)
- Warfarin (Coumadin): Who Still Needs It?
- Eliquis (Apixaban)
- SGLT2 Inhibitors
- GLP-1s & Heart Protection
- GLP-1 Medications for Weight Loss
- PCSK9 Inhibitors
- Leqvio (Inclisiran)
- Ezetimibe (Zetia)
- Lipfendra (Enlicitide): Oral PCSK9 Inhibitor
- How ARBs Work
- CoQ10 & Heart Health
- Testosterone & Heart Risk
- Daily Aspirin: When to Take It, When to Stop
- ARB or ACE Inhibitor: How They Differ
- Statins and Muscle Pain
- Statins: Benefits Beyond Cholesterol
- Pitavastatin (Livalo): When We Reach For It
- Beta Blockers Explained
- Valsartan (Diovan): What to Know
- Multaq (Dronedarone) for Atrial Fibrillation
- Camzyos (Mavacamten) for Obstructive HCM
- SGLT2 Inhibitors Without Diabetes
- DOAC Reversal: Eliquis, Xarelto, Pradaxa
- HRT and Heart Risk
- Droxidopa (Northera) for Neurogenic OH
- Spironolactone & Eplerenone
- NSAIDs and the Heart (Ibuprofen, Naproxen, Diclofenac)
Prevention & Lifestyle 16 guides
- Alcohol and Heart Health
- Blood Pressure & Kidney Damage
- Mediterranean Diet
- Cardiac Rehabilitation
- Virtual Cardiac Rehabilitation
- Weight Loss, Exercise & Blood Pressure
- Smoking Cessation
- Alcohol: No Safe Amount?
- Coffee and Heart Health
- Energy Drinks and the Heart
- Heart Supplements (Magnesium, Potassium, CoQ10)
- Intermittent Fasting and Time-Restricted Eating
- Marijuana and Cardiovascular Risk
- Resistance Training and Cardiovascular Health
- Sauna and Cold Plunge
- Vaping and Cardiovascular Risk
Procedures & Devices 13 guides
- Heart Catheterization & Stenting
- CABG (Coronary Artery Bypass Surgery)
- TAVR (Transcatheter Aortic Valve Replacement)
- Cardioversion (Electrical & Chemical)
- Watchman Device (Left Atrial Appendage Closure)
- Implantable Loop Recorder (ILR)
- Leadless Pacemakers (Micra AV)
- Severe Mitral Regurgitation and MitraClip (TEER)
- Pulsed Field Ablation (PFA)
- EP Study Explained
- Watchman Alternatives: LAA Closure Options
- Pacemaker or Defibrillator: What's the Difference?
- Vagal Maneuvers for SVT