Building mass takes time, especially if you want lean mass. Anyone can add a ton of calories into their diet, hit the weights and bulk up, but a large proportion of that new weight will be fat. Staying lean while getting bigger and stronger takes dedication and patience.

Two weeks is not a lot of time to add significant muscle to your frame naturally but a difference can be seen with a strict diet and some explosive exercises.

Ectomorphs -- those that are naturally thin with small features and a light build -- can have trouble gaining weight of any type, including muscle. Toning the body can be a challenge and often requires a different approach to working out than that of their endomorph and mesomorph counterparts.

Muscle building supplements often get a reputation for bad side effects. Anecdotal claims on the Internet and in the media are widespread and confusing. Any supplement that is misused or abused can cause harmful side effects. For example, even too much Vitamin C can cause severe diarrhea.

The power of the pubococcygeus, or PC, muscle is crucial for efficient genital functioning in every man and woman. Should this part of the body become impaired, it will partially lose its ability to operate -- as any other muscle would. Urinary incontinence is one problem associated with a weak PC muscle.

Women who work out or who are involved in competitive weight lifting want to avoid getting blisters and calluses on their hands, and weight lifting gloves are the best way to prevent them. It is important to look for a glove that will pull away sweat from the hands.

It takes a high level of dedication and sweat equity to develop the enviable physique of a bodybuilder. It's blatantly clear that bodybuilders must spend a considerable amount of time working out in the gym, but there's a fine line between "enough" and "too much" when it comes to training volume.

Strength and conditioning workout programs play a vital role in the development of athletes in various sports. A structured strength and conditioning workout is designed to develop muscular endurance, strength, power, speed and aerobic and anaerobic conditioning for the specific demands of the sport.

Ankle weights strap around the lower leg for additional resistance during exercise. The weights are available in several sizes and styles, depending on the size of person and exercise requirements.

Having strong muscles is part of looking and feeling your best at any age, but after the age of 40 your muscles decrease by 10 percent each decade. It is valuable for women to adopt a stable weight-training program in conjunction with cardiovascular exercise to retain strength and increase bone density and metabolism.

High, prominent cheekbones are a key component of an appealing face. The face begins to show signs of aging when gravity draws the cheeks inward and down, causing folds to form between the nose and and mouth. As the cheeks sag, the jaw also becomes undefined and pouches of flesh, known as jowls, begin to form.

Lifting weights, or resistance training, is key to improving the appearance of your arms. It adds lean muscle tissue and develops the appearance of muscular tissue. Resistance training also aids in increasing your metabolism to help control excess body fat.