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.

Rice University
Skills you'll gain: Programming Principles, Python Programming, Computational Logic, Development Environment, Computer Programming, Program Development, Integrated Development Environments, Debugging
★ 4.8 (3.6K) · Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Electric Power Systems, Mechanical Engineering, Thermal Management, Engineering, Energy and Utilities, Physics, Engineering Analysis, Materials science, Process Engineering, Plant Operations and Management, Physical Science, Process Analysis, Engineering Calculations, Environmental Issue
★ 4.8 (3.5K) · Beginner · Course · 1 - 3 Months

University of Geneva
Skills you'll gain: Healthcare Ethics, Emergency Medical Services, Patient Safety, Health Care Procedure and Regulation, Health Care, Patient Advocacy, Health Systems, Safety Assurance, Legal Risk, Community Health, Emergency Services, Medical Support, Hospital Experience, Ethical Standards And Conduct, Safety and Security, Law, Regulation, and Compliance, Mitigation, Emergency Response, Health Policy, Risk Management
★ 4.5 (80) · Beginner · 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
★ 4.6 (74) · Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Development Environment, Engineering Software, Computer Programming, Software Engineering, Data Structures, Memory Management, Computer Programming Tools, Integrated Development Environments, Debugging, Program Development
★ 4.7 (3K) · Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Analytical Skills, Science and Research, Sampling (Statistics), Statistical Hypothesis Testing, Data Literacy, Statistical Analysis, R (Software), Data Analysis, Statistical Software, Statistical Programming, Probability & Statistics, Statistical Methods, R Programming, Statistics, Public Health, Statistical Inference, Descriptive Statistics, Probability Distribution, Data Import/Export
★ 4.7 (1.6K) · 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, Direct Patient Care, Venipuncture, Hand Hygiene
★ 4.8 (56) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: User Story, Program Management, Stakeholder Management, Resource Allocation, Change Control, Agile Software Development, Scrum (Software Development), Stakeholder Engagement, Agile Methodology, Kanban Principles, Project Management Life Cycle, Backlogs, Change Management, Project Management Office (PMO), Stakeholder Communications, Organizational Change, Responsible AI, Program Implementation, Project Management, Leadership
★ 4.8 (2.9K) · Beginner · Professional Certificate · 3 - 6 Months

Rice University
Skills you'll gain: Capital Budgeting, Cash Flows, Fiscal Management, Finance, Financial Analysis, Cash Flow Forecasting, Business Valuation, Return On Investment, Financial Management, Corporate Finance, General Finance, Case Studies, Investment Management, Financial Market, Risk Analysis, Financial Accounting
★ 4.8 (2.8K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Feature Engineering, Statistical Methods, Data Preprocessing, Statistical Inference, Statistical Hypothesis Testing, Data Processing, Applied Machine Learning, Data Access, Statistics, Statistical Analysis, Data Analysis, Data Cleansing, Data Manipulation, Data Science, Data Wrangling, Machine Learning, Probability & Statistics, Data Import/Export, Data Transformation
★ 4.6 (2.6K) · Intermediate · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Interaction Design, Usability, Human Centered Design, Mockups, Storyboarding, Design Strategies, Design Thinking, User Centered Design, Prototyping, Usability Testing, Design Research, User Research, UI/UX Research, Qualitative Research, Creativity, Interviewing Skills
★ 4.7 (2.8K) · Mixed · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, Cloud Infrastructure, Cloud Services, Big Data, Cloud Technologies, Apache Spark, Cloud Computing, Cloud Storage, Virtual Networking, Cloud Platforms, Cloud Solutions, Network Architecture, Cloud Computing Architecture, Computer Networking, File Systems, Apache Hadoop, Cloud Applications, Cloud Development, Software-Defined Networking, Data Store
★ 4.3 (2.1K) · Intermediate · Specialization · 3 - 6 Months