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.

Johns Hopkins University
Skills you'll gain: Risk Modeling, Operations Research, Regression Analysis, Excel Formulas, Microsoft Excel, Business Analytics, Risk Analysis, Business Risk Management, Business Modeling, Financial Modeling, Resource Allocation, Statistical Analysis, Decision Intelligence, Mathematical Modeling, Process Optimization, Financial Analysis, Statistical Methods, Spreadsheet Software, Predictive Analytics, Transportation Operations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, ChatGPT, AI literacy, Artificial Intelligence and Machine Learning (AI/ML), Augmented and Virtual Reality (AR/VR), Machine Learning, Data Synthesis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Phlebotomy, Blood Collection, Sterilization, Urinalysis, Patient Communication, Medical Terminology, Patient-centered Care, Nutrition Education, Infection Control, Asepsis, Nutrition and Diet, Pathology, Basic Patient Care, Patient Education And Counseling, Vital Signs, Geriatrics, Laboratory Testing, Venipuncture, Direct Patient Care, Hand Hygiene
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Building Codes, Construction, Safety Standards, Building Services Engineering, Building Design, Facility Management and Maintenance, Hazard Analysis, Safety and Security, Firewall, Design Specifications, Systems Integration
Intermediate · Course · 1 - 4 Weeks

Università Bocconi
Skills you'll gain: Private Equity, Business Valuation, Investment Management, Entrepreneurial Finance, Capital Markets, Mergers & Acquisitions, Investments, Equities, Portfolio Management, Financial Management, Tax Management, Tax Laws, Entrepreneurship, Financial Regulation, Due Diligence, Fundraising, Contract Negotiation, Cash Flows, Governance
Mixed · Course · 1 - 3 Months
University of California, Santa Cruz
Skills you'll gain: Programming Principles, C and C++, Program Development, Computational Logic, Memory Management
Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Visualization, Interactive Data Visualization, Data Visualization Software, Data Presentation, Data Literacy, Dashboard Creation, Data Ethics, Data Storytelling, Visualization (Computer Graphics), Dashboard, Tableau Software, Data Manipulation, Data Import/Export, Data Analysis, Analytical Skills
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Clinical Trials, Clinical Research Ethics, Clinical Research, Healthcare Ethics, Scientific Methods, Statistical Reporting, Ethical Standards And Conduct, Drug Development, Statistical Methods, Statistical Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Respiration, Human Musculoskeletal System, Cardiology, Blood Pressure, Respiratory Care, Respiratory Therapy, Pulmonology, Capillary, Hemodynamics, Clinical Practices, Cell Biology, Physiology, Anatomy, Endocrinology, Diagnostic Tests, Patient Evaluation, Nephrology, Orthopedics, Cardiac Dysrhythmia, Interactive Learning
Beginner · Specialization · 3 - 6 Months
Michigan State University
Skills you'll gain: Photography, Peer Review, Photo/Video Production and Technology, Image Quality, Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Multimodal Prompts, Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Responsible AI, AI literacy, Context Engineering
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Differential Equations, Linear Algebra, Matlab, Engineering Analysis, Numerical Analysis, Integral Calculus, Mathematical Software, Mechanical Engineering, Calculus, Engineering Calculations, electromagnetics, Algebra, Applied Mathematics, Mathematical Modeling, Engineering, Simulation and Simulation Software, Advanced Mathematics, Geometry, Computational Thinking, Mechanics
Beginner · Specialization · 3 - 6 Months