Why indoor heat is especially dangerous - even for young, healthy adults (opens original article in a new tab)

Indoor heat during heat waves poses significant risks, especially in homes without air conditioning, with even young, healthy adults facing serious dangers as temperatures rise.

• Indoor heat can be more dangerous than outdoor heat during heat waves due to trapped heat in homes without air conditioning.
• Even young, healthy adults face significant heat risks indoors, with 15% of Austin homes posing serious risks under current climate conditions.
• Heat risks increase with climate change, with projections showing 65% of homes could be at risk if summer temperatures rise to 104 F (40 C).