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.
The University of Edinburgh
Skills you'll gain: Life Sciences, Biology, Environmental Science, Environment, Research, Biochemistry, Microbiology, Scientific Methods, Chemistry
Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Supervised Learning, Jupyter, Scikit Learn (Machine Learning Library), Machine Learning, NumPy, Predictive Modeling, Classification Algorithms, Feature Engineering, Artificial Intelligence, Model Evaluation, Data Preprocessing, Python Programming, Logistic Regression, Regression Analysis, Unsupervised Learning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Version Control, Data Science, R (Software), GitHub, Data Literacy, Data Analysis, R Programming, Statistical Programming, Exploratory Data Analysis, Software Installation
Mixed · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Cyber Threat Intelligence, Incident Response, Cybersecurity, Computer Security Incident Management, Information Systems Security, Threat Detection, Cyber Risk, Risk Analysis, Computer Security, Digital Forensics, Network Security, Incident Management, Vulnerability Assessments, Criminal Investigation and Forensics, Vulnerability Management, Vulnerability Scanning, Intelligence Collection and Analysis, Risk Management, Risk Mitigation, Network Analysis
Intermediate · Specialization · 3 - 6 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Apache Spark, User Interface (UI), Distributed Computing, Programming Principles, Big Data, Data Processing, Software Design, Data Structures, Software Design Patterns, Functional Design, Data Manipulation, Object Oriented Programming (OOP), Heat Maps, Interactive Data Visualization, Computer Programming, Real Time Data, Visualization (Computer Graphics), Geospatial Information and Technology, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: User Experience Design, Web Content Accessibility Guidelines, User Story, Usability, User Research, Human Factors, Human Centered Design, Ideation, User Flows, Competitive Analysis, Mockups, Persona Development
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Medical Terminology, Human Musculoskeletal System, Orthopedics, Medical Records, Electronic Medical Record System, Urology, Anatomy, Physiology
Beginner · Course · 1 - 3 Months

CentraleSupélec
Skills you'll gain: Android Studio, Android Development, Storyboarding, Application Design, Mobile Development, Application Development, Java, User Interface (UI) Design, Software Design, Interactive Design, Development Environment, Software Installation, User Centered Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Security Management, Threat Management, Cybersecurity, Cyber Risk, Risk Management, Incident Response, Vulnerability Management, Security Information and Event Management (SIEM), Security Controls, Continuous Monitoring, Information Systems Security, Enterprise Security, Risk Analysis, Threat Detection, Information Assurance, Auditing, Compliance Auditing
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Model Evaluation, Applied Machine Learning, Feature Engineering, Regression Analysis, Machine Learning, Image Analysis, Supervised Learning, Artificial Intelligence, Data Preprocessing, Deep Learning, Computer Vision, Application Development, Predictive Modeling, Unsupervised Learning, Natural Language Processing, Text Mining, Python Programming, Classification Algorithms
Mixed · Course · 1 - 3 Months

Yale University
Skills you'll gain: Investment Banking, Risk Management, Financial Market, Financial Regulation, Financial Services, Finance, Business Risk Management, Securities (Finance), Financial Policy, Enterprise Risk Management (ERM), Capital Markets, Behavioral Economics, Banking, Corporate Finance, Governance, Investments, Insurance, Underwriting, Derivatives, Market Dynamics
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Data Processing, Data Visualization, Interactive Data Visualization, Data Cleansing, Data Collection, Data Visualization Software, Python Programming, Exploratory Data Analysis, Algorithms, Data Analysis, Web Scraping, Email Automation
Beginner · Course · 1 - 3 Months