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.

Dartmouth College
Skills you'll gain: Structural Engineering, Structural Analysis, Construction, Engineering Analysis, Engineering Calculations, Mechanics, Construction Engineering, Engineering, Civil Engineering
★ 4.6 (22) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Meta Ads Manager, Social Media Campaigns, Social Media Content, Social Media Marketing, Online Advertising, Target Audience, Advertising Campaigns, Advertising, Social Media Strategy, Digital Advertising, Customer Insights, Social Media Analytics, Editing
★ 4.1 (22) · Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Telehealth, Clinical Assessment, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Evaluation, Basic Patient Care, End User Training and Support, Patient Education and Support, Patient Communication, Patient Safety, Problem Management
★ 4.9 (39) · Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Tidyverse (R Package), Data Manipulation, Data Transformation, R Programming, R (Software), Data Processing, Data Preprocessing, Data Analysis, Statistical Programming, Text Mining, Correlation Analysis
★ 4.6 (34) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Anomaly Detection, Computer Vision, Image Analysis, Microsoft Azure, Data Ethics, Artificial Intelligence, Natural Language Processing, AI Workflows, AI literacy, Machine Learning
★ 4.3 (26) · Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Qualitative Research, Case Studies, Interviewing Skills, Research Methodologies, Research, Data Collection, Culture, Psychology
★ 4.8 (28) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Employee Surveys, Employee Engagement, User Feedback, Performance Measurement, Microsoft 365, Performance Analysis, Business Research, Customer experience improvement, Customer Insights, Analysis, Customer Analysis, Market Research, User Research, Business Strategy
★ 4.4 (25) · Beginner · Guided Project · Less Than 2 Hours

Kotter
Skills you'll gain: Organizational Change, Change Management, Organizational Development, Business Transformation, Leadership and Management, Organizational Structure, Organizational Leadership, Industrial and Organizational Psychology, Leadership Development, Leadership, Drive Engagement, Stakeholder Engagement, Diversity and Inclusion, Lifelong Learning
★ 4.7 (41) · Beginner · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Climate Change Adaptation, Climate Change Mitigation, Water Sustainability, Climate Change Programs, Water Resource Management, Energy and Utilities, Water Resources, Environmental Policy, Sustainable Business, Risk Management, Environmental Monitoring, Risk Analysis, Environmental Science, International Finance
★ 4.9 (56) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Service, Advertising, Market Research, Branding, Value Propositions, Customer Relationship Building, Brand Management, Customer Relationship Management, Target Market, Marketing Communications, Logistics Management, Order Delivery, Business Marketing, Supply Chain, Logistics, Customer Analysis, Marketing, Marketing Strategies, Selling Techniques, Communication
★ 4.9 (18) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Planning, Configuration Management, Risk Management
★ 4.8 (28) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Power BI, Business Reporting, Microsoft Power Platform, Business Intelligence, Business Intelligence Software, Data Visualization Software, Data Analysis, Microsoft Excel, Data Analysis Software, Data Modeling, Data Integration, Data Access, Self Service Technologies, Data Management, Microsoft PowerPoint, Microsoft 365
★ 4.1 (8) · Mixed · Course · 1 - 4 Weeks