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 Florida
Skills you'll gain: Infectious Diseases, Infection Control, Epidemiology, Public Health and Disease Prevention, Preventative Care, Critical Care, Public Health, Intensive Care Medicine, Respiratory Care, Socioeconomics, Mechanical Ventilation, Patient Treatment, Diagnostic Tests, Immunology, Personal protective equipment, Social Sciences, Microbiology, Molecular, Cellular, and Microbiology, Laboratory Testing, Pathology
★ 4.7 (344) · Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Cash Flow Forecasting, Financial Forecasting, Cash Flows, Business Valuation, Excel Formulas, Microsoft Excel, Capital Budgeting, Forecasting, Finance, Financial Modeling, Financial Analysis, Corporate Finance
★ 4.3 (342) · Beginner · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, Model Evaluation, Regression Analysis, Microsoft Excel, Excel Formulas, Trend Analysis, Case Studies, Business Metrics, Predictive Modeling, Strategic Thinking, Data Presentation, Statistical Visualization, Graphing, Data-Driven Decision-Making, Statistical Modeling, Business Modeling, Model Optimization, Business Analytics, Statistical Analysis
★ 4.9 (331) · Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: R (Software), Data Import/Export, Package and Software Management, R Programming, Data Structures, Software Installation, Data Analysis Software, Data Analysis, Data Science
★ 4.3 (387) · Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Social Network Analysis, Social Sciences, Network Analysis, Data Science, Machine Learning, Machine Learning Methods, Computational Thinking, Economics, Policy, and Social Studies, Artificial Intelligence, Data Analysis, Social Impact, Simulations, Big Data, Data Collection, Scientific Methods, Digital Analysis, Digital Transformation
★ 4.7 (357) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Machine Learning Algorithms, Dashboard Creation, Classification Algorithms, Interactive Data Visualization, Data Visualization Software, Model Evaluation, Applied Machine Learning, Machine Learning, Scikit Learn (Machine Learning Library), Plot (Graphics), Web Applications, Logistic Regression, Predictive Modeling, Model Training, Data Science, Python Programming, Fine-tuning, Model Optimization, Pandas (Python Package)
★ 4.7 (419) · Intermediate · Guided Project · Less Than 2 Hours

Lund University
Skills you'll gain: Intellectual Property, Legal Strategy, Legal Writing, Regulation and Legal Compliance, Law, Regulation, and Compliance, Compliance Management, Commercial Laws, Competitive Analysis, Mergers & Acquisitions, Advocacy, Commercialization, Branding, Brand Strategy, Procurement, Innovation
★ 4.8 (310) · Beginner · Course · 1 - 3 Months

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

MathWorks
Skills you'll gain: Image Analysis, Image Quality, Matlab, Computer Vision, Geospatial Information and Technology, Environmental Monitoring, Quantitative Research, Mathematical Software, Data Import/Export, File Management
★ 4.8 (213) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Pandas (Python Package), NumPy, Data Visualization Software, Code Reusability, Data Visualization, Statistical Visualization, Programming Principles, Computer Science, Computer Programming, Data Wrangling, Data Manipulation, Functional Design, Data Science, Package and Software Management, Python Programming, Exploratory Data Analysis, Computational Logic
★ 4.7 (315) · Beginner · Specialization · 1 - 3 Months

Emory University
Skills you'll gain: Consulting, Management Consulting, Excel Formulas, Benchmarking, Microsoft Excel, Analytical Skills, Business Research, Consultative Approaches, Data Collection, Spreadsheet Software, Analysis, Competitive Intelligence, Market Research, Competitive Analysis, Market Analysis, Data Modeling, Performance Measurement, Supply Chain, Performance Analysis, Business Strategy
★ 4.9 (418) · Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Process Mapping, Performance Improvement, Data Collection, Process Improvement, Process Improvement and Optimization, Business Process, Business Process Improvement, Process Design, Data Strategy, Process Analysis, Data-Driven Decision-Making, Performance Measurement, Process Flow Diagrams, Business Priorities, Data Validation, Business Process Modeling, Plan Execution, Data Capture, Operational Performance Management, Performance Analysis
★ 4.6 (275) · Beginner · Course · 1 - 4 Weeks