1) apply sunscreen before and during time out in the sun
2) sit under an umbrella/awning
3) wear a cover up so the skin isn't exposed
4) stay inside during peak hours of sun
The traditional recommendation was that everyone should consult with their doctor before they started to exercise. The reason behind this is that, in theory, when you start to participate in a moderate or intense activity, there is a slightly increased risk of a heart attack or cardiac complications.
A trucks blind spot is called no zones