Promising review: "I got this mat for at-home fitness and yoga ... a moisture-wicking material that'll keep sweat at bay and is great for hot yoga, too. Bicah By Chloe is a woman-owned small ...

You can also break a sweat at home sans dumbbells or a weight bench. There are scores of free, no-equipment-required virtual workouts on YouTube, everything from yoga to pilates to strength training.