Design an interactive calculator where users input height, weight, age, sex, and activity level. It calculates both BMI and BMR (calories needed per day), and outputs easy-to-read color-coded results with tips like “Your BMR is X kcal/day — that’s...

Build a dynamic habit dashboard with checkboxes for hydration, step count, sleep hours, workout done, and daily stretching. Each checkbox updates a radial progress bar and gives motivational feedback (“You’re 80% to your wellness goal today!”).

Create a responsive weekly workout planner where users choose their goal (e.g., strength, weight loss, flexibility), and based on that, get pre-filled recommendations for workouts. Allow users to customize by replacing activities. Include a weekly...