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.

University of California San Diego
Skills you'll gain: Bioinformatics, Dimensionality Reduction, Unsupervised Learning, Applied Machine Learning, Machine Learning Algorithms, Taxonomy, Data Mining, Data Preprocessing, Machine Learning, Data Analysis Software, Life Sciences, Anthropology, Statistical Methods
★ 4.1 (94) · Intermediate · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: English Language, Grammar, Language Learning
★ 4.2 (101) · Intermediate · Course · 1 - 3 Months

Liberty Mutual Insurance
Skills you'll gain: Insurance, Insurance Policies, Closing (Sales), Insurance Sales, Overcoming Objections, Sales Prospecting, Productivity, Prospecting and Qualification, Verbal Communication Skills, Workers Compensation, Storytelling, Risk Management, Customer Relationship Building, Customer Retention, Communication, Law, Regulation, and Compliance, Sales Presentation, Consultative Selling, Product Knowledge, Cyber Risk
★ 4.5 (79) · Beginner · Professional Certificate · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Cost Estimation, Portfolio Risk, Cost Management, Financial Modeling, Estimation, Portfolio Management, Spreadsheet Software, Accounting, Wealth Management, Financial Planning, Risk Management, Financial Analysis, Investments, Cost Accounting, General Finance, Financial Management, Cash Flows
★ 4.7 (109) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Patient Education And Counseling, Patient Coordination, Law, Regulation, and Compliance, Educational Materials, Needs Assessment, Decision Making
Beginner · Course · 1 - 3 Months

28DIGITAL
★ 4.5 (116) · Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: ArcGIS, Data Storytelling, GIS Software, Spatial Data Analysis, Data Presentation, Geographic Information Systems, Spatial Analysis, Geospatial Mapping, Geospatial Information and Technology, Heat Maps, Data Visualization Software, Network Analysis, Data Manipulation, Network Routing
★ 4.5 (139) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Management, Database Development, Relational Databases, Database Design, Query Languages, Data Integrity, Data Maintenance
★ 4.6 (168) · Beginner · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Pollution Prevention, Economics, Policy, and Social Studies, Oil and Gas, Mitigation, Policy Analysis, Economics, Sustainable Technologies, Petroleum Industry, Environmental Policy, Sustainable Systems, Environment and Resource Management, Environmental Engineering, Environmental Science
★ 4.7 (100) · Mixed · Course · 1 - 3 Months

University of Rochester
Skills you'll gain: Music History, Music, Musical Composition, Music Performance
★ 4.8 (172) · Beginner · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Energy and Utilities, Chemical Engineering, Chemistry, Chemical and Biomedical Engineering, Engineering, Process Engineering, Environmental Issue, Sustainable Engineering, Biological Engineering, Engineering Analysis, Physics, Physical Science, Process Analysis, Mathematical Modeling
★ 4.6 (79) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Design Thinking, Creative Thinking, Creativity, AI powered creativity, Human Centered Design, Innovation, Artificial Intelligence, Generative AI
★ 4.7 (135) · Advanced · Course · 1 - 3 Months