That depends on your age and cardiovascular health. Overexertion in heat can be deadly.
I am 43, I have no chronic disease, but I would be afraid of more than just sweating if I went on a biking trip in that temperature. Sometimes I feel unwell even when walking in such heat.
I am 43, I have no chronic disease, but I would be afraid of more than just sweating if I went on a biking trip in that temperature. Sometimes I feel unwell even when walking in such heat.