I think is normal ( like almost all animals) to be less active in the winter, and to be really active in the warm time/summer. I do the same, body is used to i

I think is normal ( like almost all animals) to be less active in the winter, and to be really active in the warm time/summer. I do the same, body is used to idle in the winter/cold time. In summer, I spend almost all my free time outside. Feeling great at my 40's.