If you’re not used to staying in the sun for a long period of time, or suffer from cardiovascular disease, you should be extra cautious when doing any activity in the sun, especially on your honeymoon! So please be careful, as some cases of heatstroke could be fatal.
Heatstroke often results from exercise or heavy work in hot environments, combined with inadequate fluid intake.
What makes heatstroke severe and potentially life-threatening is that the body's normal mechanisms for dealing with heat stress, such as sweating and temperature control, become inadequate.
The main sign of heatstroke is a markedly elevated body temperature, generally greater than 40 C, with changes in mental status ranging from personality changes to confusion and coma. Skin may be hot and dry, although if heatstroke is caused by exertion, the skin may be moist.
Other signs and symptoms may include:
If you suspect heatstroke:
Source: Mayo Clinic