I get run down from the summer heat and end up getting sick every year.
I get sick from the summer heat every year.
ーI get run down from the summer heat and end up getting sick every year.
「毎年夏の暑さから疲れ切って、体調を崩してしまう。」
get run down で「疲れ切る・体調が悪くなる」
end up getting sick で「体調を崩してしまう」
ーI get sick from the summer heat every year, but don't worry because it happens to me every summer.
「毎年夏の暑さに体調を崩すが、毎夏のことなので心配しないで。」
get sick で「体調を崩す」とも言えます。
ご参考まで!