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.

Skills you'll gain: React Native, iOS Development, Apple iOS, Software Development Life Cycle, Flutter (Software), Mobile Development, Software Architecture, Android Studio, User Centered Design, Android Development, Swift Programming, Git (Version Control System), GitHub, User Interface (UI) Design, Javascript, Android (Operating System), Front-End Web Development, React Redux, Data Ethics, AI Personalization
★ 4.6 (8.6K) · Beginner · Professional Certificate · 3 - 6 Months
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
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

Vanderbilt University
Skills you'll gain: Prompt Engineering, Image Analysis, Data Visualization Software, Object Oriented Programming (OOP), Algorithms, Machine Learning Methods, Matlab, Applied Machine Learning, Object Oriented Design, ChatGPT, File I/O, LLM Application, Large Language Modeling, Dimensionality Reduction, Software Engineering, Program Development, Programming Principles, Functional Design, Computer Programming, Data Analysis
★ 4.8 (18K) · Beginner · Specialization · 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

Technical University of Munich (TUM)
Skills you'll gain: Trauma Care, Orthopedics, Wound Care, Surgical Suturing, Surgery, Neurology, Emergency Medicine, Triage, Rehabilitation, Critical Care, Acute Care, Human Musculoskeletal System, Anatomy, Clinical Assessment, Medical Imaging, Diagnostic Tests
★ 4.6 (249) · Intermediate · Course · 1 - 3 Months

The University of Edinburgh
Skills you'll gain: Liberal Arts, Political Sciences, Research, Social Studies, Psychology, Scientific Methods, Social Justice, Science and Research, Research Methodologies, Ethical Standards And Conduct
★ 4.7 (9.7K) · Mixed · Course · 3 - 6 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, Cybersecurity, Cyber Security Assessment
★ 4.6 (28K) · Beginner · Professional Certificate · 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

University of California, Davis
Skills you'll gain: Data Governance, SQL, Data Quality, Data Literacy, Query Languages, Database Management, Data Modeling, Relational Databases, Data Manipulation, Data Science, Data Wrangling, Data Analysis, Data Transformation, Descriptive Analytics
★ 4.6 (17K) · Beginner · Course · 1 - 4 Weeks

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, Security Controls, Relational Databases, 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: Medical Terminology, Pathology, Medical Records, Anatomy, Cell Biology, Physiology, Diagnostic Tests, Nutrition and Diet
★ 4.7 (195) · Beginner · Course · 1 - 4 Weeks