Final answer:
To reduce sun glare, use your vehicle's sun visor, reduce speed, and wear sunglasses with UV protection.
Step-by-step explanation:
To reduce the problem of sun glare, it is important to use your vehicle's sun visor and reduce your speed. This will help to block some of the light coming from the sun and make it easier for you to see the road. Another effective measure is to wear sunglasses with UV protection, as this will not only reduce the glare but also protect your eyes from harmful UV rays.