attention
body temperature
cool
danger
direct sunlight
first aid
health
heat
heat stroke
heat stroke measures
high body temperature
high temperature disorder
hot
hot heat
hot summer
hot summer days
hydration
illness
illustration
loosen
male
outdoor
outdoor work
physical condition
poor physical condition
rest
shade
shade of tree
site
summer
summer day
sun
sunlight
sunny
sunny weather
sunstroke
sweating
symptoms
treatment
vector
work
work clothes
worker