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 Colorado Boulder
Skills you'll gain: Electrical Engineering, electromagnetics, Image Quality, Engineering Calculations, System Requirements, Simulation and Simulation Software, Design Software, Systems Design, System Design and Implementation, Graphical Tools, Applied Mathematics, Physics, Spatial Analysis
★ 4.2 (66) · Advanced · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Cascading Style Sheets (CSS), GitHub, HTML and CSS, Version Control, Git (Version Control System), Microsoft Copilot, Web Development, Web Design and Development, Web Content Accessibility Guidelines, Responsive Web Design, Hypertext Markup Language (HTML), Javascript, Web Design, Front-End Web Development, Web Development Tools, JSON, Semantic Web
★ 4.1 (50) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Registration, Product Management, Product Planning, Product Lifecycle Management, Product Development
★ 4.8 (65) · Advanced · Course · 1 - 4 Weeks
Northeastern University
Skills you'll gain: Journey Mapping, Health Informatics, Decision Support Systems, AI Enablement, Business Analytics, Data Compilation, AI Product Strategy, Predictive Analytics, Data-Driven Decision-Making, Health Technology, Advanced Analytics, Care Management, Artificial Intelligence and Machine Learning (AI/ML), Analytics, Predictive Modeling, AI Integrations, Applied Machine Learning, Healthcare Industry Knowledge, Value-Based Care, Machine Learning
★ 4.4 (84) · Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Derivatives, Credit Risk, Securities (Finance), Financial Market, Portfolio Risk, Capital Markets, Risk Modeling, Risk Management, Portfolio Management, Financial Modeling, Mathematical Modeling, Probability Distribution, Computer Programming
★ 4.5 (33) · Intermediate · Course · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: Cloud Deployment, Cloud Services, Legal Risk, Cloud Computing, Intellectual Property, Cloud Computing Architecture, Cloud Storage, Cloud Platforms, Contract Negotiation, Cloud Security, Vendor Contracts, Cyber Risk, Contract Review, Law, Regulation, and Compliance, Contract Management, Data Security, Data Governance, Negotiation, Regulatory Requirements, Cybersecurity
★ 4.9 (103) · Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Civil Engineering, Architecture and Construction, Building Design, Engineering Design Process, Engineering Calculations, Mechanics
★ 4.8 (81) · Beginner · 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 (141) · Intermediate · Course · 1 - 4 Weeks

Technical University of Munich (TUM)
Skills you'll gain: Traffic Flow Optimization, Transportation Management, Transportation Operations, Sustainable Systems, Demand Planning, Environmental Regulations, Sustainable Design, Environmental Issue, Sustainable Engineering, Regulatory Requirements, Law, Regulation, and Compliance, Sustainable Business, Feasibility Studies, Regulatory Affairs, Emerging Technologies, Regulatory Compliance, Safety Assurance, Concept Of Operations, Customer Demand Planning, Data-Driven Decision-Making
★ 4.5 (94) · Intermediate · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Environmental Policy, Economics, Climate Change Programs, Environmental Issue, Economics, Policy, and Social Studies, Financial Policy, Climate Change Mitigation, Cost Benefit Analysis, Policy Analysis, Climate Change Adaptation, Futures Exchange, Environmental Regulations, Derivatives, Market Analysis, Financial Market, Tax, Financial Trading, Mathematical Modeling
★ 4.6 (71) · Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Descriptive Statistics, Data Literacy, Graphing, Statistical Visualization, Statistical Hypothesis Testing, Probability & Statistics, Statistical Inference, Quantitative Research, Statistics, Statistical Analysis, Statistical Methods, Descriptive Analytics, Sample Size Determination, Data Analysis, Sampling (Statistics), Exploratory Data Analysis, Science and Research, Psychology, Bayesian Statistics, Research Design
★ 4.6 (67) · Beginner · Course · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: C (Programming Language), Programming Principles, Computer Programming, Memory Management, Computational Thinking, Computer Systems, Data Structures, Algorithms, File I/O, Operating Systems, Computer Hardware
★ 4.5 (56) · Beginner · Course · 1 - 3 Months