After eating and digesting, there remain nonetheless surpluses of food that accumulate over time, harm the body, weigh it down, and obstruct it. If one extracts them, the body will then suffer the harms of remedies, since most of them are toxic and extract, in addition to that, good and useful substances. The obstruction of excesses is harmful whether one leaves them or extracts them, and movement is the best means of preventing their development.
Moreover, movement accustoms the body to liveliness and activity, it makes the body accept food, strengthens the joints, and reinforces the tendons and ligaments. Furthermore, movement protects against material illnesses and most illnesses of humor, provided it is practiced in moderation, at the right times, and that the rest of one's lifestyle management is correct.
Walking has become today a miracle remedy, for many ailments and at any age. It is important to stand up straight while walking, to keep a moderate pace, and for it to last at least thirty minutes a day, and this will ease digestion. Furthermore, this will help resolve psychological, mood, and weight problems, will tone the body, and will strengthen the system.
Walking can also help eliminate high blood pressure and cholesterol. Furthermore, movement is the most important means of avoiding the development of illnesses. We can therefore conclude that walking is an excellent way to stay in good health.
What the science says: physical activity
What published research says about the remedies mentioned above, for context — these studies concern material causes, while healing belongs to Allah.
Physical activity
Regular exercise improves physical function, mood, and longevity according to numerous meta-analyses (J Sport Health Sci, 2021) (Biol Res Nurs, 2023); it protects against cognitive decline (JAMA Netw Open, 2024) and reduces depressive symptoms. The Prophet ﷺ walked briskly, raced with 'Aisha, and encouraged archery and swimming. Precaution: resume gradually after a long period of inactivity; seek medical advice before intense exertion after age 40 or in case of chronic illness.