Answer is shatter resistant
Ways society can be affected by stds or stis are sexual contact, and the mixing of bodily fluids such as blood, spit (in some stds or stis), sweat (only in some stds or stis), urine, etc.
If you believe there has been a heatstroke, you would call 911 immediately. You then should move the person out of the heat, remove excess clothing, and cool the person in any way possible, such as a cool bath or shower.
It causes blood pressure to increase.