Once that feels comfortable, you can try submerging your whole body in the shallow end while holding your breath. If you’re worried about water entering your nose, you can pinch your nostrils shut with your fingers. [2] X Research source Don’t blow out the air in your lungs while you’re under the water—that will make you less buoyant. [3] X Expert Source Brad HurvitzCertified Survival Swimming Instructor Expert Interview. 13 February 2020.
Don’t worry if you have trouble keeping your entire body afloat. Your legs may angle slightly downward, which is fine.
Try goggles on before buying them, and make sure they fit tightly without causing uncomfortable pressure on the bridge of your nose.
While your legs should mostly be straight, it’s okay to let your knees bend by an inch or two as you move them through the water. Keeping them rigid may actually slow you down.
Keep your arms as straight as possible, and extend them as far as possible when reaching forward.
Typically, you should move backwards in the direction your head is pointing when doing the backstroke. Your arms should be moving backwards like you are pitching underhand. When learning new swimming techniques such as a backstroke, consider working with a coach or instructor so that they can observe your form and help you improve. [12] X Expert Source Alan FangFormer Competitive Swimmer Expert Interview. 10 January 2019.
Reach your arms out at the same time you kick your legs, then bring them all back in at the same time.
You should exhale when your hands and knees are coming forward, and come up to inhale when you’re pushing back with your arms and legs.