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.

Skills you'll gain: Python Programming, NumPy, Data Analysis
★ 4.6 (44K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: React Native, iOS Development, Apple iOS, Software Development Life Cycle, Flutter (Software), Mobile Development, Software Architecture, Android Studio, User Centered Design, Android Development, Swift Programming, Git (Version Control System), GitHub, User Interface (UI) Design, Javascript, Android (Operating System), Front-End Web Development, React Redux, Data Ethics, AI Personalization
★ 4.6 (8.7K) · Beginner · Professional Certificate · 3 - 6 Months

Niel Asher Education
Skills you'll gain: Telehealth, Record Keeping, Document Management, Information Privacy, Rehabilitation, Patient Communication, Education and Training, Training Programs, Professionalism, Verbal Communication Skills, Physical Therapy, Safety Assurance, Patient-centered Care, Patient Preparation, Coaching, Needs Assessment, Patient Referral
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Prompt Engineering, ChatGPT, Prompt Patterns, LLM Application, AI literacy, AI powered creativity, Artificial Intelligence
★ 4.8 (8.2K) · Beginner · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Dimensionality Reduction, Linear Algebra, Regression Analysis, NumPy, Calculus, Applied Mathematics, Descriptive Statistics, Model Optimization, Statistics, Geometry, Artificial Neural Networks, Data Science, Data Manipulation, Python Programming, Data Transformation, Machine Learning, Derivatives
★ 4.6 (15K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Restful API, Version Control, GitHub, Git (Version Control System), Responsive Web Design, Jest (JavaScript Testing Framework), JSON, HTML and CSS, Bootstrap (Front-End Framework), Unix Commands, Back-End Web Development, React.js, API Testing, Relational Databases, Object Oriented Programming (OOP), Database Management Systems, Object Oriented Design, Mobile Development, Python Programming
★ 4.7 (26K) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Anatomy, Neurology, Medical Terminology, Cardiology, Mechanics, Pulmonology, Biology
★ 4.8 (4.1K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Medical Terminology, Pulmonology, Endocrinology, Cardiology, Physiology, Neurology, Diagnostic Tests, Human Musculoskeletal System, Pathology, Anatomy, General Medical Tests and Procedures, Medical Records, Cardiac Dysrhythmia, Cell Biology, Immunology, Hematology, Laboratory Testing, Nutrition and Diet, Oncology
★ 4.7 (295) · Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Wireframing, Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Web Design, Javascript, Bootstrap (Front-End Framework), Web Design and Development, Debugging, Web Language, Front-End Web Development, Verification And Validation, Web Development, Interactive Design, Event-Driven Programming, Development Testing, Application Frameworks, Code Review
★ 4.7 (36K) · Beginner · Specialization · 3 - 6 Months
Johns Hopkins University
Skills you'll gain: Rmarkdown, Exploratory Data Analysis, R (Software), Version Control, Statistical Analysis, R Programming, Data Manipulation, Data Cleansing, Data Science, Data Visualization, Data Processing, Plot (Graphics), Statistical Programming, Statistical Visualization, Ggplot2, Knitr, Data Sharing, Statistical Reporting, GitHub, Machine Learning
★ 4.6 (48K) · Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Prompt Engineering, Data Visualization, Image Analysis, Object Oriented Programming (OOP), Algorithms, Machine Learning Methods, Matlab, Object Oriented Design, ChatGPT, File I/O, LLM Application, Program Development, Programming Principles, Digital Signal Processing, Application Development, Computer Programming, Data Analysis, Generative AI, Debugging, Code Reusability
★ 4.8 (18K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Storytelling, Data Mining, Extract, Transform, Load, Data Presentation, Data Analysis, Dashboard, Analysis, Analytics, Data Visualization, Big Data, Data Storage Technologies, Analytical Skills, Data Wrangling, Data Science, Data Mart, Data Warehousing, Data Processing, Data Storage, Data Lakes, Microsoft Excel
★ 4.7 (21K) · Beginner · Course · 1 - 3 Months