What is heatstroke?Ask Hanna

I got heatstroke once when I was hiking in Arizona. As I was coming down the mountain in the final mile, I was overwhelmed with a feeling of nausea and I started dry heaving. At the time I was confused …

What should I eat when its hot?Ask Hanna

I received an interesting question about whether or not a particular diet should be recommended in hot environments. I must confess that because I’m accustomed to air conditioning, I hadn’t given it much thought recently. Significant research has been done …

Should I exercise when its hot?Ask Hanna

As hot summer temperatures approach, outdoor activities can become more challenging. When the body’s cooling system is fully engaged, some interesting things happen:

1. Our sweat glands can produce up to 2-4 Liters of fluid per hour! As the sweat evaporates