The Insider Picks team writes about stuff we think you'll like. Business Insider has affiliate partnerships, so we get a share of the revenue from your purchase.
Running, spinning, and using the elliptical are all great forms of exercise, but doing the same workout every single day can get boring.
If you want to switch up your routine this summer, you should add swimming into the mix.
Not only is it a great full-body, low-impact workout, swimming can also improve your sleep, reduce your risk for some diseases, and reduce stress.
There are many accessories that can improve your time in the water. Whether you're looking to strengthen your muscles or keep track of your laps, the 10 essentials below have you covered. Now all you have to do is a find a pool.
DON'T MISS: 13 of the best swim trunks guys can wear this summer
Agility hand paddles

Anyone looking to fine tune their front and backstroke should pick up some agility hand paddles.
They'll keep your palms and fingers in the correct position and serve as a reminder to maintain early vertical forearm position, which can improve the efficiency of each stroke.
Finis Agility Hand Paddles, From $17.47
Water weights

Though these dumbbells weigh only .66 pounds, they feel significantly heavier underwater — perfect for anyone who wants to squeeze in some extra strength training after a swim.
Trademark Innovations Aquatic Exercise Dumbbells, $11.53
A waterproof fitness tracker

Fitbit's Flex 2 has all the standard features of a regular fitness tracker, but it's waterproof so it can track your underwater activity, too.
Fitbit Flex 2, $59.95
See the rest of the story at Business Insider