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.

KodeKloud
Skills you'll gain: Package and Software Management, Command-Line Interface, Linux Commands, Linux, Linux Administration, Unix Commands, File Systems, Data Storage, Network Troubleshooting, Operating Systems, Remote Access Systems, Operating System Administration, System Support, Software Installation, File Management, Service Management, General Networking, DevOps, Network Security, User Accounts
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Power Electronics, Electronic Components, Electrical Engineering, Electric Power Systems, Thermal Management, Simulation and Simulation Software
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Design Elements And Principles, Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, User Interface (UI), UI Components, Figma (Design Software), UI/UX Strategy, User Interface and User Experience (UI/UX) Design, Prototyping, Usability Testing, Interactive Design, User Experience Design, Mobile Development, User Flows, Style Guides, Web Development, Animations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mental Health Diseases and Disorders, Mental Health, Ethical Standards And Conduct, Psychiatric And Mental Health Nursing, Mental Health Therapies, Behavioral Health, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Cultural Diversity, Psychology
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, User Interface (UI), HTML and CSS, Web Design, Figma (Design Software), Typography, Front-End Web Development, Web Design and Development, Maintainability, Mockups, Web Content Accessibility Guidelines, UI Components, Cascading Style Sheets (CSS), Layout Design, Web Development, Usability, Prototyping, Web Development Tools, Software Engineering
Intermediate · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Health Disparities, Medical Science and Research, Community Health, Research, Clinical Research, Public Health, Health Policy, Clinical Trials, Scientific Methods, Laboratory Research, Cultural Diversity, Mentorship
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Correlation Analysis, Tidyverse (R Package), Data Analysis, Regression Analysis, Probability & Statistics, Statistical Methods, Data Import/Export, Statistical Analysis, R Programming, Data Wrangling, Data Manipulation
Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Exploratory Data Analysis, Rmarkdown, R (Software), Tidyverse (R Package), Statistical Visualization, Data Visualization, Data Visualization Software, R Programming, Ggplot2, Data Wrangling, Scatter Plots, Data Manipulation, Histogram, Scripting, Package and Software Management, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Node.JS, MongoDB, Middleware, Databases, Database Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment, Mobile Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Flutter (Software), Mobile Development, React Native, Apple iOS, Mobile Development Tools, iOS Development, Back-End Web Development, Android Development, Application Development, UI Components, Application Deployment, Databases, User Interface (UI) Design, Product Support, Database Management, Google Analytics, Marketing Strategies
Intermediate · Course · 1 - 3 Months