First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

★ 4.4 (44) · Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Machine Learning Methods, Data Ethics, Microsoft Excel, Generative AI, Excel Formulas, Responsible AI, Data Transformation, Linear Algebra, Feature Engineering, Digital Signal Processing
★ 4.5 (36) · Beginner · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Game Design, Software Design Documents, Prototyping, Video Game Development, Software Documentation, Conceptual Design, Ideation, Usability Testing, Peer Review
★ 4.8 (39) · Intermediate · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition and Diet, Kinesiology, Exercise Science, Nutrition Care Plans, Preventative Care, Public Health and Disease Prevention, Human Musculoskeletal System, Basic Life Support (BLS) Certification, Automated External Defibrillator, Cardiopulmonary Resuscitation (CPR), Athletic Training, Motivational Skills, Anatomy, Physiology
★ 4.5 (50) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Angular, HTML and CSS, JavaScript Frameworks, Application Frameworks, Javascript, Hypertext Markup Language (HTML), Front-End Web Development, Scalability, Web Design and Development, Web Applications, Code Reusability, Cascading Style Sheets (CSS), Web Development, Software Design Patterns, Software Design, UI Components
★ 4.2 (45) · Intermediate · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Storytelling, Data Storytelling, Brand Strategy, Brand Marketing, Visual Storytelling, Branding, Corporate Communications, Strategic Communication, Content Creation, Marketing Communications, Driving engagement, Content Strategy, Business Strategy
★ 4.1 (27) · Intermediate · Course · 1 - 4 Weeks

University of Nebraska
Skills you'll gain: Personal protective equipment, Bloodborne Pathogens, Infection Control, Equipment decontamination, Infectious Diseases, Stress First Aid, Public Health and Disease Prevention, Patient Safety, Patient Evaluation, Patient Flow, Epidemiology, Public Health, Mental Health, Media and Communications, Behavioral Health
★ 4.7 (138) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Office, Communication, Business Communication, Graphic Design
★ 4.5 (41) · Intermediate · Guided Project · Less Than 2 Hours

The University of Sydney
Skills you'll gain: Linear Algebra, Markov Model, Geometry, Arithmetic, Algebra, General Mathematics, Advanced Mathematics, Mathematics and Mathematical Modeling, Applied Mathematics
★ 4.7 (42) · Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Cyber Attacks, Data Security, Safety and Security, Cybersecurity, Application Security, Security Software, Computer Security Awareness Training, Cyber Security Strategy, Information Systems Security, Cyber Security Assessment, Security Controls, Disaster Recovery, Data Loss Prevention, Incident Response, Data Storage, Vulnerability Assessments, Patch Management
★ 4.6 (73) · Mixed · Course · 1 - 3 Months

Skills you'll gain: File I/O, Data Import/Export, Java Programming, Java, Programming Principles, Computer Programming, Data Structures, File Systems, File Management, Data Store, Computer Science
★ 4.6 (45) · Beginner · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Regulatory Compliance, Law, Regulation, and Compliance, Compliance Training, Compliance Management, Legal Risk, Regulation and Legal Compliance, Data Ethics, Data Governance, Data Security, Data Management, Data Integrity, Data Processing, Accountability
★ 4.9 (75) · Beginner · Course · 1 - 3 Months