For those with no relatives or friends, replace “someone watching over you” with three simple things: a neighbor who can enter your home, a list of community outreach services, and emergency contacts saved on your phone.

No expense at all. The hard part is simply reaching out — telling a neighbor or a member of the Residents’ Committee, “I live alone and have just experienced a crisis.”

This study tracked 44,573 outpatients diagnosed with atherosclerosis or at high risk for blood clots — conditions where plaque buildup can easily lead to blockages. Enrolled between December 2003 and December 2004, these patients were followed for four years as part of the international REACH project. Of these, 8,594 individuals (19%) lived completely alone. Over the four-year period, the overall mortality rate among solitary residents was 14.1%, compared to 11.1% among those living with others. Cardiovascular-related deaths also proved higher: 8.6% versus 6.8%. Both figures showed statistically significant differences (log-rank P<0.01). The effect varied by age: for people aged 45–65, solitary living raised mortality from 5.7% to 7.7%; after adjusting for other factors, the hazard ratio was 1.24 (95% CI 1.01–1.51). Among those aged 66–80, the rate rose from 12.3% to 13.2%, with a hazard ratio of 1.12 (1.01–1.26). Conversely, for individuals over 80, solitary living actually lowered mortality from 28.4% to 24.6 (hazard ratio 0.92). In 2022, China’s Ministry of Civil Affairs issued guidelines mandating regular outreach services for vulnerable seniors — including those living alone, disabled, or without family support. These services involve home visits, phone check-ins, video calls, and remote monitoring, all coordinated through local neighborhood committees. By the end of 2025, the goal is to ensure that every at-risk senior receives at least one monthly visit. The policy also encourages households to install smart emergency call devices, water meters, and health monitors capable of alerting designated contacts instantly. Community workers are required to respond immediately to any emergency signals. It is important to note that the absolute risk increase for mortality in this group is 0.03, while the absolute risk reduction is 0.79, and the absolute risk difference is 1.06. Additionally, 79.2% of cardiac arrests occur at home, making it vital to have someone nearby.

Udell JA, et al. (2012). Living alone and cardiovascular risk in outpatients at risk of or with atherothrombosis. Archives of Internal Medicine. https://doi.org/10.1001/archinternmed.2012.2782；民政部等十部门 (2022). 关于开展特殊困难老年人探访关爱服务的指导意见（民发〔2022〕73 号）. https://www.gov.cn/zhengce/zhengceku/2022-10/13/content_5718017.htm

Here is exactly how to implement these three measures. First, give a spare key or temporary lock code to a trusted neighbor or property manager, and let them know you’ll be alone for a few days. No deep friendship is necessary — just ensure someone knows you’re inside. Second, visit your local Residents’ Committee and request inclusion on the outreach registry; elderly individuals living alone or without family are explicitly covered by this program, and you can also ask whether free smart alarms or water meters are available locally. Third, program emergency contacts and a medical ID card into your phone, and keep it on and unmuted during this period. This recommendation earned a B grade for two reasons. First, while the link between solitary living and higher mortality is well-documented, it remains possible that people in poorer health or with fewer resources are more likely to live alone — a reverse causation that the study itself acknowledges as needing further validation. Second, the outreach policy currently applies only to seniors; younger adults lack comparable support systems. However, the same directive does require community workers to identify individuals facing sudden hardships such as job loss or emotional distress (see Section 11 regarding the 12356 counseling hotline). Why does having someone nearby matter so much? As shown in Section 13, when cardiac arrest occurs outside a hospital, survival rates jump dramatically when bystanders perform CPR: 16.1% of victims survive when help is present, versus just 3.9% when no one is around. Living alone essentially places you in that lower survival bracket. Additionally, arranging these steps can double as a practical daily routine: funeral arrangements often require multiple visits to cemeteries, health clinics, police stations, and the Housing Provident Fund office (see Section 25), so scheduling these errands each day provides structure during a difficult time. Finally, remember that the 12356 helpline is available for repeated use, not just a single call (see Section 11). While living alone remains a long-term risk factor — with a hazard ratio of 1.32 for overall mortality, as discussed in Section 22 — this advice specifically targets immediate safety during a temporary crisis.