Here’s a full-body cardio blast workout routine that you can do in your living room:

1. Jumping Jacks: 2 minutes Start with a classic exercise. Stand with your feet together and arms at your sides. Jump up, spreading your legs shoulder-width apart and raising your arms above your head. Jump again, returning to the starting position. Repeat for 2 minutes, aiming for a fast and consistent pace.
2. Burpees: 1 minute Begin by standing straight with your feet shoulder-width apart. Lower yourself into a squatting position and place your hands on the floor in front of you. Kick your feet back, landing in a push-up position. Immediately return your feet to the squat position and jump up explosively. Repeat this sequence for 1 minute, focusing on maintaining a steady rhythm.
3. Mountain Climbers: 1 minute Assume a push-up position with your arms extended, hands shoulder-width apart, and body in a straight line. Bring one knee towards your chest and then quickly switch legs, as if you were running horizontally. Keep alternating quickly, similar to climbing a mountain, while maintaining a strong core and steady breathing.
4. Jump Squats: 1 minute Stand with your feet shoulder-width apart. Lower into a squat position and explode upward, jumping as high as you can. As you land, immediately lower into the next squat and repeat. Continue for 1 minute, focusing on explosive power and maintaining proper squat form.
5. Plank Jacks: 1 minute Start in a high plank position with your hands directly under your shoulders and your body in a straight line. Jump both feet out to the sides, then jump them back together. Repeat for 1 minute, engaging your core and maintaining a steady pace.
6. Alternating Lunges: 1 minute Stand with your feet hip-width apart. Take a big step forward with your right foot and lower your body into a lunge position, with your right thigh parallel to the floor and your knee directly over your ankle. Push back up to the starting position and repeat on the left side. Continue alternating lunges for 1 minute, maintaining good form and a steady rhythm.
7. Plank Shoulder Taps: 1 minute Start in a high plank position with your hands directly under your shoulders. Lift your right hand and tap your left shoulder, then return to the starting position. Lift your left hand and tap your right shoulder. Continue alternating taps for 1 minute, keeping your hips stable and core engaged.
8. Bicycle Crunches: 1 minute Lie on your back with your knees bent and hands behind your head. Lift your shoulders off the ground and bring your right elbow to meet your left knee, while extending your right leg. Return to the starting position and repeat on the other side. Continue alternating sides in a pedaling motion for 1 minute, focusing on engaging your core muscles.
9. High Knees: 2 minutes Stand tall with your feet hip-width apart. Lift your knees as high as possible while simultaneously bringing your arms forward. Quickly switch knees and arms, picking up the pace to elevate your heart rate. Continue for 2 minutes, aiming for a fast and energetic rhythm.
10. Dancing: 2 minutes Finish off your workout with some freestyle dancing. Put on some lively music and let your body move to the beat. Have fun and enjoy the last 2 minutes of your workout.

Remember to warm up before starting, stay hydrated throughout, and cool down afterward. Modify the exercises as needed based on your fitness level. This full-body cardio blast workout routine can be done in the comfort of your living room, helping you improve your cardiovascular fitness and work multiple muscle groups simultaneously.