These medications can cause skin to be extra sensitive to the sunlight. Heat exhaustion causes a person to become nauseous and light-headed. Body temperature may reach 104o. There will be heavy sweating but a cool and clammy skin.
Heat stroke demands immediate attention.
The elderly are also very vulnerable to the heat of summer. Stifling stale air in a house can cause shortness of breath, elevated blood pressure and fainting. Air conditioning is a must for the senior citizen, at least for part of the day. And remember, electric fans only circulate hot air. Quarries and unfamiliar ponds and bayous are not safe places to swim.