Slowly bend forward as far as you can comfortably bend, and look between your legs at the crotch. Slowly stand up
erect. Bend over and stand up
again several more times to make sure, before you get in the shower. If you do get dizzy, see a doctor. You may have some blockage in your carotid arteries—the ones in your neck that provide blood to your brain.
Figure out which direction you will be bending over in the shower. Preferably, it’s the side away from the shower head.