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.

MedCerts
Skills you'll gain: Medical Terminology, Healthcare Ethics, Basic Patient Care, Resilience, Emotional Intelligence, Anatomy, Pathology, Direct Patient Care, Professionalism, Patient-centered Care, Patient Communication, Personal protective equipment, Vital Signs, Hand Hygiene, Patient Safety, Personal Care, Patient Positioning, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Pain Management, Infection Control
★ 4.8 (1.3K) · Beginner · Specialization · 3 - 6 Months

Yonsei University
Skills you'll gain: Language Learning, Grammar, Writing, Vocabulary, Literacy, Oral Comprehension, Culture
★ 4.9 (54K) · Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Wireframing, Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Web Design, Web Development Tools, Javascript, Bootstrap (Front-End Framework), Web Design and Development, Debugging, Web Language, Front-End Web Development, User Interface (UI), Verification And Validation, Web Development, Interactive Design, Event-Driven Programming, Web Frameworks
★ 4.7 (36K) · Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Data Storytelling, Performance Measurement, Digital Media Strategy, Performance Metric, Search Engine Marketing, Conversion Funnel Analysis, Data-Driven Decision-Making, Search Engine Optimization, Branding, Web Analytics and SEO, Digital Marketing, Customer Engagement, Marketing Planning, Marketing Strategies, Marketing, E-Commerce, Email Marketing, Brand Awareness, Marketing Analytics, Performance marketing
★ 4.8 (32K) · Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Stress First Aid, Pediatric First Aid, Emergency Services, Family Support, Developmental Disabilities, Resilience, Child Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Digital Forensics, Cyber Threat Hunting, Email Security, Incident Response, IT Service Management, Cloud Computing, Governance Risk Management and Compliance, Information Technology Infrastructure Library, Network Security, Malware Protection, Service Management, Identity and Access Management, Penetration Testing, Linux, Database Management, Cyber Threat Intelligence, Interviewing Skills, Cyber Security Assessment, Cybersecurity
★ 4.6 (28K) · Beginner · Professional Certificate · 3 - 6 Months
Skills you'll gain: Cybersecurity, Security Controls, Cyber Attacks, Cyber Risk, Security Information and Event Management (SIEM), Information Assurance, Data Ethics, Network Analysis
★ 4.8 (43K) · Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Data-Driven Marketing, Digital Brand Strategy, Digital Marketing Campaigns, Customer Engagement, Journey Mapping, Digital Marketing Tools, Direct Marketing, Driving engagement, Marketing Strategy and Techniques, Online Advertising, Digital Advertising, MarTech, Data Architecture, Strategic Marketing, Social Media Marketing, Consumer Behaviour, Customer Insights, Emerging Technologies, Experimentation, Data Visualization
★ 4.7 (23K) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Unified Modeling Language, JSON, Object Oriented Programming (OOP), File I/O, Software Design, Debugging, Object Oriented Design, Data Processing, Unit Testing, Programming Principles, Program Development, Python Programming, Data Import/Export, Data Wrangling, Restful API, Image Analysis, Software Documentation, Data Manipulation, Jupyter, Computer Programming
★ 4.8 (23K) · Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: HTML and CSS, Cascading Style Sheets (CSS), Javascript, Responsive Web Design, Web Design and Development, Ajax, Front-End Web Development, Bootstrap (Front-End Framework), Hypertext Markup Language (HTML), Web Design, Web Development, Web Development Tools, Development Environment, JSON, Web Applications, Frontend Performance, Browser Compatibility, Object Oriented Programming (OOP), Event-Driven Programming, User Interface and User Experience (UI/UX) Design
★ 4.7 (17K) · Beginner · Specialization · 1 - 3 Months

Multiple educators
Skills you'll gain: Email Security, Digital Forensics, Network Security, Cloud Infrastructure, Incident Response, Incident Management, Cloud Platforms, Business Continuity Planning, Penetration Testing, Business Continuity, Cloud Computing, Relational Databases, Security Controls, System Configuration, Operating System Administration, General Networking, Cybersecurity, Information Technology, Application Security, Cryptography
★ 4.7 (16K) · Beginner · Professional Certificate · 3 - 6 Months
Skills you'll gain: Project Management Life Cycle, Change Management, Project Management, Organizational Change, Organizational Structure, Generative AI Agents, Program Management, Project Planning, Strategic Thinking
★ 4.9 (102K) · Beginner · Course · 1 - 4 Weeks