Bad weather, lack of sleep, or a long commute are all perfectly natural reasons to skip the gym. Luckily, you can still burn fat and build muscle without even needing to leave home. Find a few minutes for fitness in your busy schedule. We rounded up six fun and quick workouts you can do right at home without equipment or accessories. No time? We have heard it all! These intense exercises will have you breaking a sweat within minutes. Keep reading to learn more!

20-Minute Full-Body Workout

With 20 minutes to spare, you can really make some gains right in your living room. Start the clock and immediately start doing 10 push-ups with perfect form. When you’re done, jump straight into jumping jacks until the clock reads one minute. Move on to a total of 10 spider lunges, and then jump straight into jumping jacks again until the clock reads two minutes. Move on to a total of 10 jumping lunges, and then jump back into jumping jacks until the clock reads three minutes. Finish up with 10 perfect walkouts. Repeat five times and feel free to add a 45-second rest between rounds.

Quick Total-Body Workout

Break up your workout into two parts to make things interesting. Part A consists of jumping lunges and spider lunges, while Part B consists of push-ups and walkouts. Start with 10 jumping lunges per side, and then move on to 10 spider lunges per side. Repeat this circuit eight times before resting for two minutes and moving on to Part B. Start the next circuit by doing 10 push-ups with perfect form, and then move on to 10 walkouts. Repeat this circuit eight times.

20-Minute Hard/Core Workout

By going as fast and as safely as you can for each movement, this workout will truly challenge your core conditioning. Start the clock and immediately start doing as many spider lunges as you can for 30 seconds. Rest for 10 seconds, and move on to as many side lunges as you can for 30 seconds. Rest for 10 seconds again, and finish up with a 30-second plank. Rest for one minute or two before completing the circuit 10 more times.

Quick Workout for Your Core

Start the clock and immediately start with 10 plank taps in perfect form. Then jump straight into jumping jacks until the clock reads one minute. Move on to a total of 10 walkouts, and then jump straight into jumping jacks again until the clock reads two minutes. Move on to 10 single-leg deadlifts, but stay on the same standing leg throughout. Finish out the minute with jumping jacks until it’s time for the next move at minute three. Complete the circuit with 10 perfect jumping lunges. Rest for a minute, and then repeat the circuit five times. Each time you restart, switch your standing leg for the single-leg deadlifts to avoid fatigue.

Two-Phase Strong Core Workout

Part A consists of plank taps and jumping lunges, while Part B consists of spider lunges and reverse lunges. Go as fast as possible while performing each movement properly and with a full range of motion. Start with 10 perfect plank taps before moving on to 10 jumping lunges. Repeat this circuit eight times. Rest two minutes and then move on to Part B. Start the next circuit by completing 10 spider lunges and 10 reverse lunges. Repeat this circuit eight times.

20 -Minute Upper Body Workout

Start the clock and do as many push-ups as you can while maintaining perfect form for 30 seconds. Rest for 10 seconds and then do as many plank taps as you can for 30 seconds. Rest for 10 seconds again, and finish up with 30 seconds of walkouts. Rest for a minute or two before completing the whole circuit ten times.

We hope that these quick workouts prove just how fun and powerful at-home workouts can be.