Good health is essential to carrying out life’s duties with joy. Without a sound mind and a sound body, daily activities are disrupted. Health is one of Allah’s boundless blessings upon His servants — a blessing whose true value is best understood by someone who has fallen ill. When illness takes hold of the body, it disrupts not only worldly affairs but religious worship as well. Obligatory duties may still be performed, even with difficulty, but voluntary and supererogatory acts of worship are often missed.
For believing Muslims, however, illness itself is also a blessing. The Prophet (peace be upon him) said: “No fatigue, illness, anxiety, sorrow, harm or distress befalls a Muslim, even if it were the prick of a thorn, but that Allah expiates some of his sins for that.” (Sahih Muslim, 2573) In other words, illness is one of the means by which a believer’s sins are forgiven. The very illness that causes a decline in worship can, in that sense, be working as a purifier of the soul. Moreover, patience during illness raises a believer’s rank before Allah. The Messenger of Allah (peace be upon him) said: “No Muslim is stricken with a thorn or something worse but that Allah records for him a reward, and removes one of his sins because of it.” (Sahih Muslim, 6327) A servant earns this reward in return for patience and trust in Allah during difficult periods of illness.
A believer’s good deeds during health continue to bring reward even during illness. If a person is unable to perform an act of worship due to genuine incapacity, the same reward as if it had been performed remains recorded for them. The Prophet (peace be upon him) said: “When a servant falls ill or travels, the same reward is recorded for him as for the deeds he used to do at home while in good health.” (Sahih Bukhari, 2996) Such a great reward comes simply from having performed worship while in good health.
Every human being faces hardship and trial. Some face danger to life itself; others grieve over insufficient wealth. No one on Earth is free from hardship, and illness is one such trial. Believers, however, are different in how they meet it: by accepting illness as a test from Allah, seeking His forgiveness and exercising patience, they earn immeasurable reward. The precondition for this, though, is complete faith in Allah and sincerity of intention. Otherwise, illness remains merely a physical ailment without spiritual benefit. As one hadith notes, people are tested according to the strength of their faith: the stronger a person’s faith, the more severe their trial may be; and the weaker or gentler their faith, the more the trial is calibrated to that level. (Jami at-Tirmidhi, 2398)