@CNN: A man is more susceptible to complications from respiratory illness than a woman, and his immune system may be naturally weaker, a new study finds https://t.co/SbxgdzRdsQ https://t.co/XlqQANR19c

@CNN: A man is more susceptible to complications from respiratory illness than a woman, and his immune system may be naturally weaker, a new study finds https://t.co/SbxgdzRdsQ https://t.co/XlqQANR19c