cortisol concentration

Why do hot weather make us more angry? The answer is here!

This patch can be stretched, placed directly on the skin, detects sweat and assesses how much cortisol a person produces.

Stress (or stress) is a burning problem in everyone's daily life. It not only gives us an unpleasant feeling but also involves many negative effects on our brain and body.

Recent research by US scientists shows that smiling can help improve short-term memory in the elderly, while having a positive impact on brain activity.