If you are above 40, make sure to get yourself checked by a cardiologist or do a stress test.
A moderate workout is good enough to help you get the benefits. Overdoing the same can lead increase in heart rate and later increase your heart attack risk.
One should immediately stop working out if he/she experiences symptoms like chronic chest pain or shortness of breath or light-headedness, extreme sweating, and chest congestion.
Workouts can make you sweat, and thus your body can get dehydrated. All you need to do is stay hydrated. Drink a lot of water or fluids that can provide your body with the required hydration.
One should also avoid exercising just after having a meal. Working out on a full stomach can only cause damage to your body and not help you gain anything good.
Experts say that many fitness enthusiasts, irrespective of age, use steroids or synthetic proteins which are not safe at all. This can harm the internal organs and lead to several health complications.