Task: Translation
Input (Chinese): 最近一项涉及30多万人的科学研究表明，社交网络不足和频繁的孤立对一个人的健康造成的负面影响，可能与吸烟和酗酒造成的影响相当。
Output (English): A recent scientific review, involving more than 300,000 people across several previous studies, has revealed that inadequate social networking and frequent isolation can have negative effects on a person's health equal to that caused by smoking and alcohol abuse.