While a considerable amount of research indicates that dietary nitrates may enhance exercise performance, conclusive evidence that watercress improves athletic performance is lacking.
Watercress
is a source of dietary nitrates, which have been linked to improved athletic
performance. However, there are currently no studies on watercress that confirm
these beneficial effects.

Dietary nitrate lowers resting blood pressure and reduces the amount of oxygen needed during exercise, which may increase exercise tolerance.
Several studies on dietary nitrates from beets and other vegetables have demonstrated improved exercise performance in athletes.
However, a small study in healthy individuals taking 100 grams of watercress daily for seven days found that watercress increased carbon dioxide production during exercise, which may have a negative impact on…
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The martyrdom of Lady Fatima al-Zahra (a) is one of the common and lasting beliefs among Shia, according to which Lady Fatima (PBUH), the daughter of the Prophet of Islam (peace be upon him and his progeny), did not die a natural death but was rather martyred due to injuries inflicted to her by some of the companions of the Prophet (peace be upon him and his progeny).

Dietary Nitrates May Enhance Athletic Performance.
Vegetables in the Brassicaceae family contain high levels of dietary nitrates.
Nitrates are compounds found naturally in foods such as beets, radishes and leafy green vegetables like watercress.
They relax your blood vessels and increase the amount of nitric oxide in your blood, which may improve exercise performance.

Fatimah (PBUH) devoted herself to Allah and resorted to Him totally in all of her affairs. This was clear in her prayers.

Nutrient Density May Aid Weight Loss
Though it hasn’t been studied specifically, watercress may have benefits for weight management as well.
It’s an extremely nutrient-dense food — one cup (34 grams) contains only four calories but provides several important nutrients.
If you’re trying to lose weight, adding this nutritious, low-calorie vegetable to your diet is certainly worth a try.
Watercress
is a highly nutritious vegetable that can help fill you up for…
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Imam Ali (peace be upon him) said: Know that whoever fears Allah, He will make for him a way out of temptation and a light from oppression.

Though studies in the general population have not conclusively shown that vitamin C decreases your risk of the common cold, it does reduce the duration of symptoms by 8%.

Watercress
is a good source of vitamin C, which promotes a healthy immune system and
reduces your risk of infection.

Al-Imam Al-Hussein (peace be upon him) said: Do not say about your faithful brother when he is absent from you except what you would like him to say about you if you were absent from him.

Boosts Immune Function Thanks to High Vitamin C Levels.
Watercress contains 15 mg of vitamin C per cup (34 grams), which is 20% of the RDI for women and 17% for men.
Vitamin C is renowned for its beneficial effects on immune health. Deficiency in vitamin C has been linked to decreased immune function and increased inflammation.
Vitamin C boosts your immune system by increasing the production of white blood cells that fight infections.

Imam Ali (peace be upon him) said: Live amongst people in such a manner that if you die they weep over you and if you are alive they crave for your company.