The only equipment you need is a pair of legs:

Here is a relatively quick but very uncomfortable (pleasantly so) workout to start your week. I did it Sunday and my legs still feel like 200 pounds each. It should only take you about 15 minutes. Make sure you warm up first. I would definitely do this outside!

Run 400m
Perform 50 Body Weight Air Squats
Run 400m
Perform 50 Body Weight Air Squats
Run 400m
Perform 50 Body Weight Air Squats
Run 400m
Perform 50 Body Weight Air Squats

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My Workout Today Workout: Haven’t done it yet. I’ll let you know later.
My Confession Today: This was not a good food weekend. Not paleo and not gluten free